7+5(1+2x)=20

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Solution for 7+5(1+2x)=20 equation: 



7+5(1+2x)=20

We move all terms to the left:

7+5(1+2x)-(20)=0

We add all the numbers together, and all the variables

5(2x+1)+7-20=0

We add all the numbers together, and all the variables

5(2x+1)-13=0

We multiply parentheses

10x+5-13=0

We add all the numbers together, and all the variables

10x-8=0

We move all terms containing x to the left, all other terms to the right

10x=8

x=8/10

x=4/5

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