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777dan777 [17]
3 years ago
5

3 (x+4) + 7x combining like terms

Mathematics
1 answer:
Debora [2.8K]3 years ago
4 0

Answer:

10x+12

Step-by-step explanation:

we have

3(x+4)+7x

step 1

Apply distributive property

3(x+4)+7x=3(x)+3(4)+7x

3(x)+3(4)+7x=3x+12+7x

step 2

Combine like term

3x+12+7x=(3x+7x)+12

(3x+7x)+12=10x+12

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