AB describes a line.
AB has a gradient of 3 and passes through the point (1, 15)
Find the equation of line AB,

Answers

Answer 1

Answer:

y = 3x + 12

Step-by-step explanation:

The equation of a line in slope- intercept form is

y = mx + c ( m is the slope and c the y- intercept )

Here m = 3 , then

y = 3x + c ← is the partial equation

To find c substitute (1, 15) into the partial equation

15 = 3 + c ⇒ c = 15 - 3 = 12

y = 3x + 12 ← equation of line AB


Related Questions

The length of a rectangular driveway is 3 times its width. If the length is 7 % yards, find
the length of the driveway and the area of the driveway.

Answers

Answer:

3 x 7 and 1/6 = 21 and 1/126

Step-by-step explanation:

your going to multiply 3x7 then you get 21 then you multiply by 1/6 and there you go.


I lied the first time. This is the last problem lol.

Answers

Answer:

y=10

Step-by-step explanation:

A line is 180°

6x10=60

120+60=180

Hope this helps :)

Hi can someone tell me what this is in y=mx+b please?​

Answers

Answer: y= 5x +7

Slope is rise over run. From the two given points we rise 10 and run 2 which is 10/2 or 5.

7 is how high/low we are when we are at x=0

Answer:

Hi!

y= 5x+7

The five is the slope and i counted from the point on the y axis until the next point on the line. Which is 10/2. simplified that is 5/1 or just 5.

The seven in where the line intercepts the y axis.

Hope this helps! Have a good day and don't forget to be tiger fierce!! :)

please help______________​

Answers

Answer:

49 cm squared. Find the area of all then add.

Kurt has c comic books. Sandra has 18 times as many comic books as Kurt. Write an expression that shows how many comic books Sandra has.

Answers

Answer:Sandra =  18c

Step-by-step explanation:

Given that Kurt has c comic books

And

Sandra has 18 times as many comic books as Kurt.

We can say the expression to show how many comic books Sandra has will be

Kurt =  c

Sandra =  18c

Help! Find the domain of the graph

Answers

Answer:

[-3,9]

Step-by-step explanation:

you look at the x axis

Convert each of the following into fraction
(a)
32%

Answers

Answer:

8/25

Step-by-step explanation:

So 32% is essentially 32/100 now we can divide that even more so now we have 16/50(we divided it in half) but we can divide that again, so now we have 8/25 :)

Through:(2,-5),slope=3/2

Answers

are you trying write it into slope intercept form ?

5. Amy deposited $7,000 in a bank account earning 3.5% interest, compounded

annually. Write an equation to represent how much money Amy will have after t

years.

Answers

Answer:

Step-by-step explanation:

Given the following data;

Principal = $7,000

Interest = 3.5% = 3.5/100 = 0.035

To find the future value, we would use the compound interest formula;

[tex] A = P(1 + \frac{r}{n})^{nt}[/tex]

Where;

A is the future value.

P is the principal or starting amount.

r is annual interest rate.

n is the number of times the interest is compounded in a year.

t is the number of years for the compound interest.

Substituting into the equation, we have;

[tex] A = 7000(1 + \frac{0.035}{n})^{nt}[/tex]

The number of eggs in the refrigerator e decreased by 9 equals 19. Enter an equation to represent the situation.​

Answers

Answer:

e - 9 = 19

Step-by-step explanation:

Hope that helps!

Answer:

x-9= 19

x= 19+9

x= 28

to check if answer is correct say

28 - 9 = 19

so there are 28 eggs in the refrigerator

Graph the line.
y=4x

Answers

Answer:

Heres the answer

Step-by-step explanation:

HOPE THIS HELPS :)

BAINLIEST PLSS

idljkewbcu ASAP ANSWER

Answers

Answer:

the range of the data is 6 points

Step-by-step explanation:

can you please help me​

Answers

Answer:

1. (x-2)(x-15)

2 (3x-4)(x+2)

3. cannot factor

Step-by-step explanation:

math papa greatest website for math equations.

Wilma can mow a lawn in 90 minutes. Vanessa can mow the same lawn in 30 minutes.
How long does it take for both Wilma and Vanessa to mow the lawn if they are
working together?

Answers

Answer:

If it takes Wilma 90 minutes and Vaness 30 minutes you'll need to add 90 + 3.

If add both numbers correctly the answer that you'll get will be 2 hours.

Hope this helped :)

The measure of ∠BCF is 60°, and the measure of ∠FCG is 35°. Which equation can you use to find the measure of ∠BCG? A. 60° + 35° = x B. 60° – 35° = x C. 60° + x = 35° D. 35° + x = 60° Part D The measure of ∠BCF is 60°, and the measure of ∠FCG is 35°. What is the measure of ∠BCG? Enter your answer in the box.

Answers

Answer:

60° + 35° = x

Step-by-step explanation:

The line CG is cutting the angle m<BCG to have m<BCF and m<FCG. Hence;

m<BCG = m<BCF + m<FCG

Given the following

∠BCF = 60°

∠FCG = 35°

Substitute

m<BCG = m<BCF + m<FCG

m<BCG = 60°+35°

hence the required expression is 60° + 35° = x  where m<BCG is x

Which expression represents the perimeter of a rhombus with diagonal lengths 8a and 10a?

Answers

Answer:

4a[tex]\sqrt{x}[/tex]41

Step-by-step explanation:

12*2+9x2= Perimeter.

The perimeter P of rhombus is given as

[tex]\rm\bold{ P = 4\sqrt{41}a }[/tex]

The diagonals of rhombus bisect each other at right angles and it has same perimeter as that of a square.

From this property stated above we can formulate  side of rhombus is below in equation (1)

Side and  diagonals of rhombus have following relation

[tex]\rm Let \; the \; side \; of\; rhombus = s\\Length\; of \; first \; diagonal = 8a\\ Length\; of \; second \; diagonal = 10a\\\\According \; to \; the \; identity\; for\; area \; of\; rhombus \\ s^2 = (p/2)^2 +(q/2)^2 ....(1) \\where \; p \; and\; q \; are\; the \; diagonals.[/tex]

so

[tex]\rm s^2 = (10a/2)^2 + (8a/2)^2\\s^2 = 25a^2 + 16a^2 = 41 a^2 \\s= \sqrt{41}a ......(2)[/tex]

Equation (2) represents side of rhombus

So the perimeter P of rhombus is given as

[tex]\rm P = 4\times s[/tex]

[tex]\rm\bold{ P = 4\sqrt{41}a }[/tex]

The perimeter P of rhombus is given as

[tex]\rm\bold{ P = 4\sqrt{41}a }[/tex]

For more information please refer to the link below

https://brainly.com/question/24438053

HELPPP!! CLICK ON PICTURE!!

Answers

Answer: 84.5 units^2

Sides are 13 since the hypotenuse is 13\sqrt{2}.

Area of Triangle: 1/2 b x h

1/2 13 x 13 = 84.5

0.54 + 17/100 = blank/100 + 17/00

Answers

Answer:

54 i think

Step-by-step explanation:

Answer:54

Step-by-step explanation:

The decimal 0.54 is equal to 54/100

3x + 8 = 3x+
What value could you write in after 3x that would make the equation true for:
no values of x?

Answers

Answer:

any number except 8

Step-by-step explanation:

The expression 100 + 20m, gives the volume of water in Eduardo’s pool (in liters) after Eduardo spends m minutes filling his pool.
What is the volume of water in Eduardo’s pool after he fills it for 5 1/4 minutes?

Answers

205 liters in 5 1/4 minutes

m = 5 1/4

20 (5 1/4) = 105

100+105= 205

Aidan rollerblades 540 ft per min. at this rate how far in yards will he rollerblade in 5 min( 1 yd =3 ft)​

Answers

Answer:

900 yards

Step-by-step explanation:

540/3=180

180x5=900

6.
Can the following side measures form a triangle?
3 ft, 5 ft, 8 ft

I a) Yes
b) No

Answers

Answer:

No

Step-by-step explanation:

the sum of the two shorter sides must be greater than the longer side

(not even if it is equal to, as in this case)

Here are some formulas to see if 3 sides can make a triangle...

[tex]a+b>c\\b-a, a-b<c\\a+c>b[/tex]

So a=3

b=5 and c=8

3+5=8

So no it can't.

Construct a triangle PQR in which ∠Q = 75°, PQ = 7 cm and QR = 9 cm. Measure ∠R

Answers

Well I’m suck at studying n I would help u but uk

Total surface area??

Answers

Answer:

total area = 207 cm²

Step-by-step explanation:

base area = 9 x 9 = 81

side area = 1/2(9)(7) = 31.5 x 4 (for 4 sides) = 126

81 + 126 = 207 cm²

PLEASE HELP!!!!! AND HURRY TIMED!
Which method correctly solves the equation using the distributive property?

Negative 0.2 (x minus 4) = negative 1.7
Negative 0.2 (x minus 4) = negative 1.7.
Negative 0.2 x minus 4 = negative 1.7.
Negative 0.2 x = 2.3. x = negative 11.5.

Negative 0.2 (x minus 4) = negative 1.7.
x minus 4 = 0.34. x = 4.34.

Negative 0.2 (x minus 4) = negative 1.7.
Negative 0.2 x + 0.8 = negative 1.7.
Negative 0.2 x = negative 2.5. x = 12.5.

Negative 0.2 (x minus 4) = negative 1.7.
Negative 0.2 x minus 0.8 = negative 1.7.
Negative 0.2 x = negative 0.9. x = 4.5.

Answers

Answer:

Negative 0.2 (x minus 4) = negative 1.7.

Negative 0.2 x + 0.8 = negative 1.7.

Negative 0.2 x = negative 2.5. x = 12.5.

Step-by-step explanation:

i believe thats the correct anwser

Answer:

its c

Step-by-step explanation:

on egde

What is the greatest common factor of 45x^3, 24x^2, and 16x?

Answers

Answer:

[tex]\huge\boxed{\sf GCF = x}[/tex]

Step-by-step explanation:

Firstly we'll factorize the terms:

45x³ = 3 * 3 * 5 * x * x * x

24x² = 2 * 2 * 2 * 3 * x * x

16x = 2 * 2 * 2 * 2 * x

The factor which is common in all three terms is:

= x

Hence GCF = x

[tex]\rule[225]{225}{2}[/tex]

Hope this helped!

~AH1807

The diameter of a circle is 5 inches. ​ ​Find the length of its radius. ​ Answer:​ inches.

Answers

The answer
2.5 in inches

A roll of ribbon is used to tie 12 gifts which will be given to teachers on Teacher's
Day. Every gift requires a length of 1.85 m. After tying all the gifts, it was found that
2
of the ribbon had been used. The remaining ribbon was cut into 12 pieces of the
3
same length. Calculate the length of each piece of ribbon that had been cut.​

someone please help me with this question

Answers

Answer:

22.2m

Step-by-step explanation:

1 roll to 12 gifts

one gifts uses 1,85m of ribbon

1,85m is the length

12 × 1.85 = 22.2m

I NEED HELP ON THIS QUESTION ASAP!!!

Answers

Answer: The answer is 1 1/6

Step-by-step explanation:

When graphing the inequality y > 3x + 4, you will use a solid line iristead of a dotted line-
O True
O False

Answers

Answer:

true

Step-by-step explanation:

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