3(x+21)+4(x+14)=35

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Solution for 3(x+21)+4(x+14)=35 equation: 



3(x+21)+4(x+14)=35

We move all terms to the left:

3(x+21)+4(x+14)-(35)=0

We multiply parentheses

3x+4x+63+56-35=0

We add all the numbers together, and all the variables

7x+84=0

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

7x=-84

x=-84/7

x=-12

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