-2a+8+4a=9a-3a

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Solution for -2a+8+4a=9a-3a equation:


Simplifying
-2a + 8 + 4a = 9a + -3a

Reorder the terms:
8 + -2a + 4a = 9a + -3a

Combine like terms: -2a + 4a = 2a
8 + 2a = 9a + -3a

Combine like terms: 9a + -3a = 6a
8 + 2a = 6a

Solving
8 + 2a = 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 + 2a + -6a = 6a + -6a

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

Combine like terms: 6a + -6a = 0
8 + -4a = 0

Add '-8' to each side of the equation.
8 + -8 + -4a = 0 + -8

Combine like terms: 8 + -8 = 0
0 + -4a = 0 + -8
-4a = 0 + -8

Combine like terms: 0 + -8 = -8
-4a = -8

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

Simplifying
a = 2

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