90=38+a

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Solution for 90=38+a equation:



90=38+a
We move all terms to the left:
90-(38+a)=0
We add all the numbers together, and all the variables
-(a+38)+90=0
We get rid of parentheses
-a-38+90=0
We add all the numbers together, and all the variables
-1a+52=0
We move all terms containing a to the left, all other terms to the right
-a=-52
a=-52/-1
a=+52

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