5(x+20)=7x

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



5(x+20)=7x

We move all terms to the left:

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

We add all the numbers together, and all the variables

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

We multiply parentheses

-7x+5x+100=0

We add all the numbers together, and all the variables

-2x+100=0

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

-2x=-100

x=-100/-2

x=+50

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