40+-8a=64

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Solution for 40+-8a=64 equation: 


Simplifying
40 + -8a = 64

Solving
40 + -8a = 64

Solving for variable 'a'.

Move all terms containing a to the left, all other terms to the right.

Add '-40' to each side of the equation.
40 + -40 + -8a = 64 + -40

Combine like terms: 40 + -40 = 0
0 + -8a = 64 + -40
-8a = 64 + -40

Combine like terms: 64 + -40 = 24
-8a = 24

Divide each side by '-8'.
a = -3

Simplifying
a = -3

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