5(3x+7)=5(2x-21)

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Solution for 5(3x+7)=5(2x-21) equation: 



5(3x+7)=5(2x-21)

We move all terms to the left:

5(3x+7)-(5(2x-21))=0

We multiply parentheses

15x-(5(2x-21))+35=0



We calculate terms in parentheses: -(5(2x-21)), so:

5(2x-21)

We multiply parentheses

10x-105

Back to the equation:

-(10x-105)



We get rid of parentheses

15x-10x+105+35=0

We add all the numbers together, and all the variables

5x+140=0

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

5x=-140

x=-140/5

x=-28

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