-3a+4+8a=9a-6a

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Solution for -3a+4+8a=9a-6a equation:


Simplifying
-3a + 4 + 8a = 9a + -6a

Reorder the terms:
4 + -3a + 8a = 9a + -6a

Combine like terms: -3a + 8a = 5a
4 + 5a = 9a + -6a

Combine like terms: 9a + -6a = 3a
4 + 5a = 3a

Solving
4 + 5a = 3a

Solving for variable 'a'.

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

Add '-3a' to each side of the equation.
4 + 5a + -3a = 3a + -3a

Combine like terms: 5a + -3a = 2a
4 + 2a = 3a + -3a

Combine like terms: 3a + -3a = 0
4 + 2a = 0

Add '-4' to each side of the equation.
4 + -4 + 2a = 0 + -4

Combine like terms: 4 + -4 = 0
0 + 2a = 0 + -4
2a = 0 + -4

Combine like terms: 0 + -4 = -4
2a = -4

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

Simplifying
a = -2

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