77=-5a+2

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Solution for 77=-5a+2 equation:



77=-5a+2
We move all terms to the left:
77-(-5a+2)=0
We get rid of parentheses
5a-2+77=0
We add all the numbers together, and all the variables
5a+75=0
We move all terms containing a to the left, all other terms to the right
5a=-75
a=-75/5
a=-15

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