-20+8a+a=8a+10+4a

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Solution for -20+8a+a=8a+10+4a equation:


Simplifying
-20 + 8a + a = 8a + 10 + 4a

Combine like terms: 8a + a = 9a
-20 + 9a = 8a + 10 + 4a

Reorder the terms:
-20 + 9a = 10 + 8a + 4a

Combine like terms: 8a + 4a = 12a
-20 + 9a = 10 + 12a

Solving
-20 + 9a = 10 + 12a

Solving for variable 'a'.

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

Add '-12a' to each side of the equation.
-20 + 9a + -12a = 10 + 12a + -12a

Combine like terms: 9a + -12a = -3a
-20 + -3a = 10 + 12a + -12a

Combine like terms: 12a + -12a = 0
-20 + -3a = 10 + 0
-20 + -3a = 10

Add '20' to each side of the equation.
-20 + 20 + -3a = 10 + 20

Combine like terms: -20 + 20 = 0
0 + -3a = 10 + 20
-3a = 10 + 20

Combine like terms: 10 + 20 = 30
-3a = 30

Divide each side by '-3'.
a = -10

Simplifying
a = -10

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