20-5a=50

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Solution for 20-5a=50 equation: 


Simplifying
20 + -5a = 50

Solving
20 + -5a = 50

Solving for variable 'a'.

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

Add '-20' to each side of the equation.
20 + -20 + -5a = 50 + -20

Combine like terms: 20 + -20 = 0
0 + -5a = 50 + -20
-5a = 50 + -20

Combine like terms: 50 + -20 = 30
-5a = 30

Divide each side by '-5'.
a = -6

Simplifying
a = -6

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