-11+a=-21

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Solution for -11+a=-21 equation:


-11+a=-21

We simplify the equation to the form, which is simple to understand 
-11+a=-21

We move all terms containing a to the left and all other terms to the right. 
+1a=-21+11

We simplify left and right side of the equation. 
+1a=-10

We divide both sides of the equation by 1 to get a. 
a=-10

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