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motikmotik
3 years ago
14

Combine like terms. 5x + 2x

Mathematics
2 answers:
Luden [163]3 years ago
8 0

Answer:

<h3>7x</h3>

Step-by-step explanation:

5x + 2x = (5 + 2)x = 7x..

borishaifa [10]3 years ago
3 0

Answer: 7x

Explanation: In order for you to be able to add two terms together, you have to have a situation like you do in this problem, 5x + 2x.

Since both terms contain an <em>x</em>, you can add them together.

So 5x + 2x simplifies to 7x.

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Solve the proportion: 5/x+7=3/x+3
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Answer:

x=3

Step-by-step explanation:

cross multiply

5(x+3)=3(x+7)

5x+15=3x+21

5x+15-3x=3x+21-3x

2x+15=21

2x+15-15=21-15

2x=6

x=3

7 0
3 years ago
Which of the following is equivalent to 3 (small) 4?<br><br> 7<br> 12<br> 64<br> 81
anygoal [31]
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2 years ago
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6 0
2 years ago
Write all the factors of 24:
DerKrebs [107]
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7 0
3 years ago
Read 2 more answers
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