3x+4(x-10)=(x+7)=13

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Solution for 3x+4(x-10)=(x+7)=13 equation: 



3x+4(x-10)=(x+7)=13

We move all terms to the left:

3x+4(x-10)-((x+7))=0

We multiply parentheses

3x+4x-((x+7))-40=0



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

(x+7)

We get rid of parentheses

x+7

Back to the equation:

-(x+7)



We add all the numbers together, and all the variables

7x-(x+7)-40=0

We get rid of parentheses

7x-x-7-40=0

We add all the numbers together, and all the variables

6x-47=0

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

6x=47

x=47/6

x=7+5/6

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