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polet [3.4K]
4 years ago
13

5x+2(3+x) x =4 I don't know

Mathematics
1 answer:
disa [49]4 years ago
5 0

Answer:

34

Step-by-step explanation:

5x+2(3+x)

The first step is to distribute the 2

5x+2*3 + 2x

5x+6+2x

Combine like terms

7x+6

Now substitute x=4

7*4+6

28+6

34

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