-3a+8=2a-12

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Solution for -3a+8=2a-12 equation:


Simplifying
-3a + 8 = 2a + -12

Reorder the terms:
8 + -3a = 2a + -12

Reorder the terms:
8 + -3a = -12 + 2a

Solving
8 + -3a = -12 + 2a

Solving for variable 'a'.

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

Add '-2a' to each side of the equation.
8 + -3a + -2a = -12 + 2a + -2a

Combine like terms: -3a + -2a = -5a
8 + -5a = -12 + 2a + -2a

Combine like terms: 2a + -2a = 0
8 + -5a = -12 + 0
8 + -5a = -12

Add '-8' to each side of the equation.
8 + -8 + -5a = -12 + -8

Combine like terms: 8 + -8 = 0
0 + -5a = -12 + -8
-5a = -12 + -8

Combine like terms: -12 + -8 = -20
-5a = -20

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

Simplifying
a = 4

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