(90-a)+(180-a)=214

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Solution for (90-a)+(180-a)=214 equation: 



(90-a)+(180-a)=214

We move all terms to the left:

(90-a)+(180-a)-(214)=0

We add all the numbers together, and all the variables

(-1a+90)+(-1a+180)-214=0

We get rid of parentheses

-1a-1a+90+180-214=0

We add all the numbers together, and all the variables

-2a+56=0

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

-2a=-56

a=-56/-2

a=+28

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