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

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



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

We move all terms to the left:

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

We add all the numbers together, and all the variables

3(-1x)-(5(2x+7))=0

We multiply parentheses

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



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

5(2x+7)

We multiply parentheses

10x+35

Back to the equation:

-(10x+35)



We get rid of parentheses

-3x-10x-35=0

We add all the numbers together, and all the variables

-13x-35=0

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

-13x=35

x=35/-13

x=-2+9/13

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