20=10x-7(2x+5)

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Solution for 20=10x-7(2x+5) equation: 



20=10x-7(2x+5)

We move all terms to the left:

20-(10x-7(2x+5))=0



We calculate terms in parentheses: -(10x-7(2x+5)), so:

10x-7(2x+5)

We multiply parentheses

10x-14x-35

We add all the numbers together, and all the variables

-4x-35

Back to the equation:

-(-4x-35)



We get rid of parentheses

4x+35+20=0

We add all the numbers together, and all the variables

4x+55=0

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

4x=-55

x=-55/4

x=-13+3/4

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