Multiply (3x + 2) (4x-5)

Answers

Answer 1

Answer:

12x^2-7x-10

Step-by-step explanation:

I did binomial into binomial method

3x(4x-5)+2(4x-5)

12x^2-15x+8x-10

12x^2+(-15+8)x-10

12x^2-7x-10

Answer 2
The answer is 12x^2-7x-10

Related Questions

The width of a rectangle varies inversely with its length. if the width is 4 when the length is 18, find the width when the length is 8.

Answers

Answer:

the answer is 16

Determine whether the expression is a polynomial. If it is a polynomial, find the degree
and determine whether it is a monomial, binomial, or trinomial.
3y^2 – 2

Answers

Answer:

This expression is a polynomial. The largest exponent is 2, therefore, it is in the quadratic degree. It is a binomial because it has two parts: 3y² and -2.

A new tv costs 1500, a salesperson makes 3.25% commision for every sale, how much would the salesperson make for 1 tv sold.

Answers

Answer:

48.75

Step-by-step explanation:

The salesmen makes a commission of 3.25%. So to get the percent into a usable form for this take 3.25 and divided by 100. You get 0.0325.

Now you take the 0.0325 and mutliply it by the 1500. This gives you 48.75

What is the value ( 1.6 x -0.25) x 4 to the second power

Answers

Answer:

2.56

Step-by-step explanation:

( 1.6 x -0.25) x 4= -1.6

(-1.6)^2 = 2.56

4x – y = 7 3y – 12x = –21

Answers

Answer:

y=4x-7   3(4x-7)-21x=-21     12x-21-12x=-21 -21=-21

Step-by-step explanation:

Step: Solve
4
x

y
=
7
for y:
4
x

y
=
7
4
x

y
+

4
x
=
7
+

4
x
(Add -4x to both sides)

y
=

4
x
+
7

y

1
=

4
x
+
7

1
(Divide both sides by -1)
y
=
4
x

7

Step: Substitute
4
x

7
for
y
in

12
x
+
3
y
=

21
:

12
x
+
3
y
=

21

12
x
+
3
(
4
x

7
)
=

21

21
=

21
(Simplify both sides of the equation)

21
+
21
=

21
+
21
(Add 21 to both sides)
0
=
0

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Answers

Answer:

A C D

Step-by-step explanation:

Unit rate examples:

70 miles / 1 hour

$1.10 / 1 pound

32 heartbeats / 1 minute

Unit rate will always have 1 as a denominator when put into a ratio. All answers except B have 1 as the rate.

Answer:

what elephant house said I was to late

Step-by-step explanation:

24 is 3/4% of what number

Answers

24 is 3/4 of the number 32

Answer:

32

Step-by-step explanation:

Alright, so think of the "what number" as x in this case. (Or any number/symbol you choose.)

So our simple equation looks something like this:

[tex]24= x *\frac{3}{4}[/tex]

So, to find out what the "what number" would be we'd flip the fraction around/find the reciprocal and multiply 24 by it. That gives us "x" or the number we're missing.

So: [tex]24 * \frac{4}{3} = x[/tex]

Doing the simple math we get:

[tex]24 * \frac{4}{3} = 32[/tex].

32 is your answer.

Hope this helps and have a nice day! Sorry I'm not great at explaining it!

***Please help me with this*** please late work i will be happy and will be 14 points!!

What is the major difference between a communicable and non-communicable disease?

1. Communicable diseases can spread from person to person. Noncommunicable diseases cannot spread.

2. Noncommunicable diseases can spread from person to person. Communicable diseases cannot spread.

3. Noncommunicable diseases are caused by bacteria. Communicable diseases are caused by viruses.

4. Communicable diseases are caused by bacteria. Noncommunicable diseases are caused by viruses.

Answers

Answer:

Step-by-step explanation:

The main difference between communicable disease and non-communicable disease is that Communicable diseases are those diseases that can spread from person to person, whereas, non-communicable diseases are those which do not spread and are non-contagious. Communicable Disease v s.

Communicable diseases are those that are contagious but generally short-lived. Noncommunicable diseases are not contagious and can’t spread to other people; these are chronic illnesses. While communicable diseases are caused by pathogens such as bacteria and viruses, noncommunicable diseases are generally due to genetics and lifestyle.

Answer:

I believe your answer is     1. Communicable diseases can spread from person to person. Noncommunicable diseases cannot spread.

Step-by-step explanation:

Communicable diseases are the diseases which passes from one individual to another individual. They are generally caused by some bacteria, viruses or any other pathogens. For example, malaria, AIDS etc. Non-communicable diseases are the diseases which does not spread from one person to another person.

Simplify:
4y - 1/2 (-3/4+2/3y)

Answers

4y + 3/4+ -2y/3 /2 should be it I think

Answer:

11/3y-3/8

Step-by-step explanation:

Distribute -1/2 through the parentheses

4y-3/8-1/3

calculate the difference

Answer- 11/3y-3/8

Find the percent of increase to the nearest whole percent from 12 to 20? Please help

Answers

Amount of increase = 20-12 = 8
Percentage increase = 8/12 = 0.666... 66.666...% ≈ 67%

Determine the value of the expression

Answers

This is the answer..........

Given the equation 2x2 - 5x + 7 = 0.
1. Find the discriminant.
2. Describe the roots and explain your reasoning.

Answers

Answer:

how is it  0????

Step-by-step explanation:

For which value of m is start fraction 4 over 16 end frction equals start fraction m over 24 end fraction a proportion? A. m = 6 B. m = 8 C. m = 12 D. m = 14

Answers

Answer:

A. M=6

Step-by-step explanation:

Basically, this question is asking you to find m if 4/16 = m/24.

First, 4/16 can be simplified to 1/4. This will make it easier to solve.

You now have 1/4 = m/24.

Multiply both sides by 24 to get 24/4 = m.

Simplify to get m = 6.


Solve the system of linear equations by substitution.
y = -2x + 10
y = x +1

Answers

Step-by-step explanation:

y=14

y=1

thats the answer.

6. Draw the graph of the linear equation 3x - y = 3. Hence find the
coordinates of the point where the graph intersects y-axis.

Answers

Answer:

(0,-3)

Step-by-step explanation:

Ordena de menor a mayor 13 5 10 10 4 6 5 59 29 50 24​

Answers

Answer:24

Step-by-step explanation:

lol

Solve by Substitution:
3x-2y = 4
y = -2x + 5


YALL PLZ HELP ILL DO ANYTHING

Answers

Answer:x=2

Step-by-step explanation:

3x-2(-2x+5) = 4

3x + 4x - 10 = 4

7x-10 = 4

7x = 14

x = 2

y = -2(2) + 5

y = -4 + 5

y = 1

(x,y) = (2,1)

Identify the slope in the equation y= x - 2

Answers

Answer:

The slope-intercrept from y is = mx+b, where m is the slope and b is the y-intercrept

Step-by-step explanation:

y=x-2

Write the quadratic equation in standard form:
x^2- 1 = -7x

Answers

Answer:

standard form: ax² + bx + c = 0

x² - 1 = -7x

x² + 7x - 1 = 0

Johnny has a circular flower bed. Its radius is 4 feet. Johnny wants to build a fence around the flower bed. What is the total length of the fence?

Answers

Answer:

25.14 feet

Step-by-step explanation:

The length of the wire would be equal to the circumference of the circular flower bed

Formula for circumference of a circle: 2πr

= 2 x 22/7 x 4 = 25.14 feet

Answer:

25.12 ft.

Step-by-step explanation:

I took the quiz on nearpod.

is palpatine the strongest sith

Answers

Answer:

One may think that he is the most powerful Sith Lord, and on some levels this is correct, but that title falls to another, even more powerful Sith Lord. That is Jar Jar Binks. He possesses the power to wipe out entire universes without blinking an eye. Jar Jar is an entity that was here before the universe was created. He made God. He even made Shaggy in his image so that he could have a set of eyes on Earth. He needed a right hand man to corrupt humanity at its source. Some might say that Jar Jar is the true form of evil, but I refute that claim with an argument of my own. Jar Jar Binks may have destroyed countless lives, but he did so in order to keep the balance of the universe, and for that, I thank him. All hail Jar Jar.

 Step-by-step explanation:

find the percentage of 0 ratio 7

Answers

Step-by-step explanation:

ratio - 0:7

in percentage=0÷7×100

PLS HELP ILL GIVE BRAINLIEST!!

Answers

Answer:

y = -7/2x - 7

Step-by-step explanation:

let me know if you need the steps . . .

I need help please it's just this last question i don't know of and it's about quadratics and parabolas in algebra. It's basically a crossword but the question says " a graph can have one, two or none of these" and the first letter starts with a S. i have 80 points i will give out 50 i hope that's a lot i don't know much about points in this. Thank you.

Answers

Answer:

is there an actual graph though that would really help

Step-by-step explanation:

HELP I NEED HELP ASAP

Answers

Answer:

i think its; there  all inequalities

Step-by-step explanation:

The dots in the diagram are 1 unit apart. What is the longest segment that can be drawn between two of the dots without
intersecting another dot in the diagram?
A)
1
B)
2
Vs
D)
2/2

Answers

Answer:

the correct answer is C) √5

Step-by-step explanation:

Which of the following is an equation with ONE solution?

A
2x = 2x + 18

B
2x - 10 = 2(x - 5)

C
5(x + 3) + x

D
2x + 5= 11 - 4x

Answers

D is the answer. I hope this helps!

hi please help. I will really appreciate it!

Answers

Answer:

sorry but it is not clear pleas take a more clear pic

Step-by-step explanation:

................................

387.4 rounded to the nearest tenth

Answers

Answer:

387.4 is the answer

Step-by-step explanation:

hope this helps=)

Answer:

387.4 rounded to the nearest tenth is 387 because if it's 4 and below you'll get the ones place the same. And if it's 5 and over, the ones place will go up...

Please help me with this

Answers

Answer:

1 h 30 minuutes

Step-by-step explanation:

[tex]1.5 \: hr = 1 \: hr + 0.5 \times 60 \: min \\ \\ = 1 \: h \: 30 \: min \\ \\ [/tex]

Answer:

1.5 Hrs x 60 minutes = 90 minutes

1 hour 30 minutes

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