-8a+20a+10a+-18a=-20

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Solution for -8a+20a+10a+-18a=-20 equation: 


Simplifying
-8a + 20a + 10a + -18a = -20

Combine like terms: -8a + 20a = 12a
12a + 10a + -18a = -20

Combine like terms: 12a + 10a = 22a
22a + -18a = -20

Combine like terms: 22a + -18a = 4a
4a = -20

Solving
4a = -20

Solving for variable 'a'.

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

Divide each side by '4'.
a = -5

Simplifying
a = -5

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