-45a+90=108

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Solution for -45a+90=108 equation: 


Simplifying
-45a + 90 = 108

Reorder the terms:
90 + -45a = 108

Solving
90 + -45a = 108

Solving for variable 'a'.

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

Add '-90' to each side of the equation.
90 + -90 + -45a = 108 + -90

Combine like terms: 90 + -90 = 0
0 + -45a = 108 + -90
-45a = 108 + -90

Combine like terms: 108 + -90 = 18
-45a = 18

Divide each side by '-45'.
a = -0.4

Simplifying
a = -0.4

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