HELP WITH MATHEMATICS ALG 1 PLEASEfwe

HELP WITH MATHEMATICS ALG 1 PLEASEfwe

Answers

Answer 1
The equation is y=-2x ^ 2 + 4 x + 30 that’s the equation thru the proabola but if you do point slope form then it is y=18x+54 so it depends what your working on in class
Answer 2
Use the lattice method to multiple 54x 9

Related Questions

Elsa is decorating for a wedding. She has 79 flowers and some vases. if she puts 8 flowers in each vase, how many flowers will she have left over.

Answers

Answer:

She will have 7 flowers left.

Step-by-step explanation:

I drew out clumps of 8 dots and counted them up to 79. The last clump only had 7 flowers left. Hope this helps :)

1. A triangle has a base of 8km and height of 3km. What is the area of the triangle?

2. What is the area of a triangle with a base of 4 inches and a height of 9 inches?

Help would be much appreciated

Answers

Answer:

1. 12 square kilometers

2.18 square inches

Step-by-step explanation:

To find the area of a square you multiply the base and the height. Then you divide it by 2. 8 times 3 divided by 2 is 12. 4 times 9 divided by 2 is 18. Hope this helps!

Help!!! il give brainlist​

Answers

Hours || earning
1 || 20
2 || 40
3 ||60
The rate of change is the slope
Slope is 20
If you were to write this as an equation it would basically be y=20x

What is the value of X?

PLEASE HELP

Answers

Answer:

23

Step-by-step explanation:

19=x-4

x=23

A freezer in a lab is set so that the temperature changes at a rate of –1.6 C every hour. What is the change in the temperature after 414
h? Show your work.

Answers

Answer:

- 6.8°C

Step-by-step explanation:

Temperature drop = - 1.6°C / hrTime = 4 1/4 hr

Temperature change is:

-1.6 * 4 1/4 =-1.6 * 4.25 = - 6.8°C

Answer:

-662.4

Step-by-step explanation:so u would just multiply the amount of change an hour by the amount of hours it changes which gives u the answer of -662.4.

PLEASE HELP WILL GIVE 30 POINTS

The data set shows the ages of guests on a recent tour of a museum: 34, 18, 29, 60, 44, 51, 65, 68.
A. What is the five-number summary of the data? Show your work.
B. How could the museum curator use this information to improve sales at the gift shop?

I already did part A I just need help on part B

The five-number summary is
Min: 18 Max: 68 Median: 47.5
Q1: 31.5 Q3:62.5

Answers

he can use the information to put stuff on sale so more people will come and he can make more money

Step-by-step explanation:

Least to greatest!
hope you have a good day​

Answers

7.083, 7.2, 7.21
hope I helped :)

Determine the shortest distance from the point (5, 2) to the line represented by y=2x+1.

Answers

Answer:

5 and 6 because it is the nearest

select the equation that represents the correct answer. bill divided the 32 ants in his farm into groups. there are 8 ants in each group. how many groups are in the farm?

(A) 8x = 32

(B) 32 - X = 8

(C) X + 8 = 32

(D) 32x = 8

Answers

Answer:

dont cheat

Step-by-step explanation:

What is the greatest common divisor between 621 and 1035.

Answers

Answer:

207

Step-by-step explanation:

HELP ILL MARK YOU BRAINLIST write in y=mx+b form HELP ILL MARK YOU BRAINLIST write in y=mx+b form

Answers

Answer:

im pretty sure it is.

y=-1/4x +3

Good luck!

Answer:

y = -1x/4 + 3

Step-by-step explanation:

m = slope

b = y intercept


6 (2n + 5 ) = 66
solve for n

Answers

Answer:

n=3

Step-by-step explanation:

Step 1: Simplify both sides of the equation.

6(2n+5)=66

(6)(2n)+(6)(5)=66(Distribute)

12n+30=66

Step 2: Subtract 30 from both sides.

12n+30−30=66−30

12n=36

Step 3: Divide both sides by 12.

12n/12    = 36/12

n=3

Answer:

n = 3

Step-by-step explanation:

Distribute 6 into 2n+5, which is 12n +30

Subtract 30 from 66, which is 36

Divide 36 by 12

You're left with n = 3

Or in numbers:

6(2n+5)=66

12n+30=66

12n=36

n=3

My friend needs help plz answer

Answers

Answer:

Order the data from least to greatest.

Find the median.

Calculate the median of both the lower and upper half of the data.

Ask me if you need more help!

Step-by-step explanation:

Answer:

31.5

Step-by-step explanation:

Simplify the expression.
0.2(2b - 15c)

Answers

Step-by-step explanation:

=0.2(2b-15c)

=0.4b-3c

hope it helps.

HELP !!!!!!! MAHH HELP PLEASE !!!!

Answers

A. ( 5 , 3 )
B. ( 3 , -1 )
C. ( 1 , 2 )
D. ( 6 , 3 )
E. ( 9 , 2 )
F. ( 2 , -5 )
G. ( 2 , -3 )
H. (-16/11 , 28/11 )


Please mark BRAINLEST

Is (2,5) a solution to this system of equations?
3x + 2y = 16
x + 14y = 13
yes
no

Answers

Answer:
No

Explanation:

The circumference of a circle is 7.4mm.
Find the length of the diameter.
Give your answer rounded to 3 SF.

Answers

Answer:

2.355cm

Step-by-step explanation:


Plz help I still have a 33% in my class and I’m trying to do as much imagine math as I can

Answers

Answer:

change in y 3-9/ change in x 4-1  =-6/3  = -2  there u go

Step-by-step explanation:

A cyclist travels 4miles in 15 minutes. What is her average speed in mph?

Answers

Answer:

5

Step-by-step explanation:

Hence, the average speed to the cyclist is 16mph.

What is speed?

Speed is defined as the rate of change of position of an object in any direction. Speed is measured as the ratio of distance to the time in which the distance was covered. Speed is a scalar quantity as it has only direction and no magnitude.

How to solve?

We know,

distance covered = 4 miles

time taken = 15 minutes = [tex]\frac{1}{4}[/tex]hours

speed = [tex]\frac{4}{\frac{1}{4} }[/tex] = 16

Hence, speed is 16.

to learn more about speed: https://brainly.in/question/27709746

#SPJ2

Maggie saves money in a jar over a period of 5 weeks, as shown in the table.

A. S = 1.50w + 2.50
B. S = 2.50w + 1.50
C. S = w - 0.50
D. S = w +2.50​

Answers

I’m not sure. I would think it would be b done that is the most reasonable choice

hey anyone here! I need some help solving and understanding these please! I tried so hard but don't quite understand

Answers

Step-by-step explanation:

this is the solution to both of these questions in that picture.


The circumference of a circle is 9 m.
What is the area of the circle?
4.5 m2
18 m2
20.25 m2
81 m2

Answers

Answer:

[tex]20.25\pi \: {m}^{2} [/tex]

Step-by-step explanation:

[tex]Circumference = 2\pi r = 9\pi \Rightarrow r = 4.5 \\ Area = {r}^{2}\pi = {4.5}^{2} \pi = 20.25\pi[/tex]

look at the picture please help​

Answers

Answer:

69

Step-by-step explanation:

Complete the following statement.
p(x)=x^(2)+7x+3
If is divided by x+4, the remainder is

Answers

Answer:

x + 3 with the remainder of -9

Step-by-step explanation:

       ___x__+__3_____

x + 4 | X^2 + 7x + 3

          - (x^2 + 4x)

                       3x + 3

                      -(3x + 12)

                                -9

So the answer is x + 3 with the remainder of -9

Help pls and thank you:)

Answers

Answer:

y= -3x - 1

Step-by-step explanation:

The graph intercepts y at -3 and the slope is -1

Answer:

It's the 3rd answer. y = -x - 3

Step-by-step explanation:

A boy at an amusement park has 38 ride tickets. Each ride on the roller coaster costs 5 tickets. After riding the roller coaster as many times as he can,how many tickets will the boy have left?

Answers

Answer:

He will expend 35 tickets for 7 rides. 3 tickets are left.

Step-by-step explanation:

Giving the following information:

Number of tickets= 38

Tickets per ride= 5

To calculate the number of rides he can make, we need to use the following formula:

Number of rides= number of tickets / tickets per ride

Number of rides= 38/5

Number of rides= 7.6 = 7 rides

He will expend 35 tickets for 7 rides. 3 tickets are left.

HELP ME!! I NEED SERIOUS HELP RN!

Answers

Answer:

hii, ok so (3, 2)

Step-by-step explanation:

Just imagine the dot at (3, -4). Now just go up 6 units.  **i added a picture, its kinda junky, sorry**

2. A pair of Jordans sold at retail for $180 and now sell for $330 after market.
A. Is this a percent INCREASE or DECREASE?
B. What is the PERCENT change?

Answers

Answer:

Um increase and the percentage change is 150

Step-by-step explanation:

The volumes of two cylindrical cans of the same shape vary directly as the cubes of their radii. If a can with a six-inch radius holds 1½ pints, how many gallons will a similar can with a 24-inch radius hold?

Answers

Answer:

The second similar can with a radius of 24-inch radius will hold 12 gallons

Step-by-step explanation:

The given parameters are;

The volumes of the cylindrical can ∝ (The radius of the cans)³

The volume of first can, V₁ = 1¹/₂ pints

The radius of the first can, r₁ = 6-inch

The radius of the second can, r₂ = 24-inch

Therefore, we have;

V ∝ r³

V = k × r³

∴ 1¹/₂ pints ∝ (6 in.)³

1¹/₂ pints = 43.3125 in³

∴ 43.3125 in³ = k × 216 in.³

The constant of proportionality, k = 43.3125/216 = 0.2005208333

Therefore, we have for the second can, we have;

V₂ = k × r₂³ = 43.3125/216 × (24 in.)³ = 2772 in.³

The volume of the second can = 2772 in.³

1 in.³ = 0.004329 gallons

∴ 2772 in.³ = 2772 × 0.004329 gallons = 12 gallons

Therefore, the volume the second similar can with a 24-inch radius will hold = 12 gallons.

please help due in 10 mins.
Tides are measured by the heights of the tide above or below sea level. The difference between the two heights represents how much greater the high tide is than the low tide. The table shows the high and low tides and the difference between their heights at each of three locations. Some of the data in the table are missing. Use this information for the problem below.

Answers

Answer: Location A: 6.04, since a negative and a negative is a positive. 6.04--1.08=7.12

Location C: 6.9

7.34-0.44=6.9

Step-by-step explanation:

Difference between high tide and low tide at location C is equal to 6.9 and high tide at location A is equal to 6.04

What is high tide and low tide ?

Tides originate in the oceans and progress toward the coastlines where they appear as the regular rise and fall of the sea surface. When the highest part, or crest of the wave reaches a particular location, high tide occurs; low tide corresponds to the lowest part of the wave, or its trough.

Given here Difference between high tides and low tides                                = high tide - low tide

= HT - LT    . . . . . . . (1)

thus, Difference between high tide and low tide at location C is = 7.34 -0.44    

                                                                                                          =  6.9

And high tide at location A is = (Difference between HT & LT) +  LT  (from  eqn 1)

                                                = 7.12 + ( -1.08)

                                                = 6.04

Hence, Difference between high tide and low tide at location C is equal to 6.9 and high tide at location A is equal to 6.04

Learn more about high tide and low tide here:

https://brainly.com/question/14683300

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