All categories

3 years ago

(12x + 3) + (-7x+ 5)

2 answers:

8 0

The answer would be 5x+8.

explanation:

remove parentheses.
12x+3-7x+5

collect like terms.
(12x-7x)+(3+5)

simplify.
5x+8

mash [69]3 years ago

3 0

Answer:

5x+8

Step-by-step explanation:

We have to distribute the + into -7x+5. So the equation will now be 12x+3-7x+5. Now let's organize it into terms. 12x-7x+3+5. Now let's simplify this. The final answer is 5x+8. That is the final answer!

Hope this helped!!! :D

You might be interested in

A number t multiplied by -4 is at least - 2/4

iris [78.8K]

-4t> -2/4
Turn sign because dividing negative
4t<-1/2
-4/2
T<-2
—

5 0

3 years ago

If two rectangles have the same perimeter, do they have to be congruent? Explain how you know.

ikadub [295]

Answer:

Step-by-step explanation:

Take square 4 X 4. Perimeter =16

Take rectangle h2 X w6. Perimeter =16

Clearly the same perimeter and not congruent

but this is just what I think

6 0

2 years ago

Read 2 more answers

In a group of people, some are in favor of a tax increase on rich people to reduce the federal deficit and others are against it

jek_recluse [69]

Answer:

There will be 8 possible outcomes.

Step-by-step explanation:

(Assume that there is no other outcome such as "no opinion" and "do not know.")

3 persons are selected at random from this group and their opinions in favor or against raising such taxes are noted.

So, the number of possible outcomes are = $2\times2\times2=8$

YYY, YYN, YNY, NYY, YNN, NNY, NYN, NNN

Y = Yes and N = No

Therefore, there will be 8 possible outcomes.

4 0

2 years ago

Write the expression as a product of expressions.

scoray [572]

Answer:

$a^2(ab^{3}-b^{2}-c^{2})$

Step-by-step explanation:

Given

$a^{3}b^{3}-a^{2}b^{2}-a^{2}c^{2}$

Required

Factor

$a^{3}b^{3}-a^{2}b^{2}-a^{2}c^{2}$

Factor out $a^2$

$a^2(ab^{3}-b^{2}-c^{2})$

<em>The expression cannot be further factored</em>

8 0

3 years ago

Find h(g(n)) when h(n) = 2n + 5<br> and g(n) = n +4

Evgen [1.6K]

Answer:

2n+13

Step-by-step explanation:

$h(g(n))\\h(n)=2n+5\\g(n)=n+4\\h(n+4)=2(n+4)+5\\=2n+8+5\\=2n+13$

5 0

3 years ago