1.15+8-0.4a=-7

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Solution for 1.15+8-0.4a=-7 equation:


1.15+8-0.4a=-7

We simplify the equation to the form, which is simple to understand 
1.15+8-0.4a=-7

We move all terms containing a to the left and all other terms to the right. 
-0.4a=-7-1.15-8

We simplify left and right side of the equation. 
-0.4a=-16.15

We divide both sides of the equation by -0.4 to get a. 
a=40.375

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