84a-77a+50a-(-41a)-86a=84

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Solution for 84a-77a+50a-(-41a)-86a=84 equation: 



84a-77a+50a-(-41a)-86a=84

We move all terms to the left:

84a-77a+50a-(-41a)-86a-(84)=0

We add all the numbers together, and all the variables

-29a-(-41a)-84=0

We get rid of parentheses

-29a+41a-84=0

We add all the numbers together, and all the variables

12a-84=0

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

12a=84

a=84/12

a=7

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