5(7-x)=20

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Solution for 5(7-x)=20 equation: 



5(7-x)=20

We move all terms to the left:

5(7-x)-(20)=0

We add all the numbers together, and all the variables

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

We multiply parentheses

-5x+35-20=0

We add all the numbers together, and all the variables

-5x+15=0

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

-5x=-15

x=-15/-5

x=+3

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