3a-(-1)=-15

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Solution for 3a-(-1)=-15 equation:


3a-(-1)=-15

We simplify the equation to the form, which is simple to understand 
3a-(-1)=-15

Remove unnecessary parentheses
3a+1=-15

We move all terms containing a to the left and all other terms to the right. 
+3a=-15-1

We simplify left and right side of the equation. 
+3a=-16

We divide both sides of the equation by 3 to get a. 
a=-5.33333333333

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