-x+4(2x+3)=40

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Solution for -x+4(2x+3)=40 equation: 



-x+4(2x+3)=40

We move all terms to the left:

-x+4(2x+3)-(40)=0

We add all the numbers together, and all the variables

-1x+4(2x+3)-40=0

We multiply parentheses

-1x+8x+12-40=0

We add all the numbers together, and all the variables

7x-28=0

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

7x=28

x=28/7

x=4

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