-20=10a-20

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Solution for -20=10a-20 equation:


Simplifying
-20 = 10a + -20

Reorder the terms:
-20 = -20 + 10a

Add '20' to each side of the equation.
-20 + 20 = -20 + 20 + 10a

Combine like terms: -20 + 20 = 0
0 = -20 + 20 + 10a

Combine like terms: -20 + 20 = 0
0 = 0 + 10a
0 = 10a

Solving
0 = 10a

Solving for variable 'a'.

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

Add '-10a' to each side of the equation.
0 + -10a = 10a + -10a
Remove the zero:
-10a = 10a + -10a

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

Divide each side by '-10'.
a = 0

Simplifying
a = 0

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