-5a+8+9a=8a-2a

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Solution for -5a+8+9a=8a-2a equation:


Simplifying
-5a + 8 + 9a = 8a + -2a

Reorder the terms:
8 + -5a + 9a = 8a + -2a

Combine like terms: -5a + 9a = 4a
8 + 4a = 8a + -2a

Combine like terms: 8a + -2a = 6a
8 + 4a = 6a

Solving
8 + 4a = 6a

Solving for variable 'a'.

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

Add '-6a' to each side of the equation.
8 + 4a + -6a = 6a + -6a

Combine like terms: 4a + -6a = -2a
8 + -2a = 6a + -6a

Combine like terms: 6a + -6a = 0
8 + -2a = 0

Add '-8' to each side of the equation.
8 + -8 + -2a = 0 + -8

Combine like terms: 8 + -8 = 0
0 + -2a = 0 + -8
-2a = 0 + -8

Combine like terms: 0 + -8 = -8
-2a = -8

Divide each side by '-2'.
a = 4

Simplifying
a = 4

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