10-5a=85

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Solution for 10-5a=85 equation: 


Simplifying
10 + -5a = 85

Solving
10 + -5a = 85

Solving for variable 'a'.

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

Add '-10' to each side of the equation.
10 + -10 + -5a = 85 + -10

Combine like terms: 10 + -10 = 0
0 + -5a = 85 + -10
-5a = 85 + -10

Combine like terms: 85 + -10 = 75
-5a = 75

Divide each side by '-5'.
a = -15

Simplifying
a = -15

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