5a+20=120

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Solution for 5a+20=120 equation: 


Simplifying
5a + 20 = 120

Reorder the terms:
20 + 5a = 120

Solving
20 + 5a = 120

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 = 120 + -20

Combine like terms: 20 + -20 = 0
0 + 5a = 120 + -20
5a = 120 + -20

Combine like terms: 120 + -20 = 100
5a = 100

Divide each side by '5'.
a = 20

Simplifying
a = 20

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