87-4a=5+6

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Solution for 87-4a=5+6 equation:



87-4a=5+6
We move all terms to the left:
87-4a-(5+6)=0
We add all the numbers together, and all the variables
-4a+87-11=0
We add all the numbers together, and all the variables
-4a+76=0
We move all terms containing a to the left, all other terms to the right
-4a=-76
a=-76/-4
a=+19

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