7x+3(4x+5)=91

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Solution for 7x+3(4x+5)=91 equation: 



7x+3(4x+5)=91

We move all terms to the left:

7x+3(4x+5)-(91)=0

We multiply parentheses

7x+12x+15-91=0

We add all the numbers together, and all the variables

19x-76=0

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

19x=76

x=76/19

x=4

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