5a+20=15

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Solution for 5a+20=15 equation: 


Simplifying
5a + 20 = 15

Reorder the terms:
20 + 5a = 15

Solving
20 + 5a = 15

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 = 15 + -20

Combine like terms: 20 + -20 = 0
0 + 5a = 15 + -20
5a = 15 + -20

Combine like terms: 15 + -20 = -5
5a = -5

Divide each side by '5'.
a = -1

Simplifying
a = -1

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