23-2a=3a-12

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Solution for 23-2a=3a-12 equation:


Simplifying
23 + -2a = 3a + -12

Reorder the terms:
23 + -2a = -12 + 3a

Solving
23 + -2a = -12 + 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.
23 + -2a + -3a = -12 + 3a + -3a

Combine like terms: -2a + -3a = -5a
23 + -5a = -12 + 3a + -3a

Combine like terms: 3a + -3a = 0
23 + -5a = -12 + 0
23 + -5a = -12

Add '-23' to each side of the equation.
23 + -23 + -5a = -12 + -23

Combine like terms: 23 + -23 = 0
0 + -5a = -12 + -23
-5a = -12 + -23

Combine like terms: -12 + -23 = -35
-5a = -35

Divide each side by '-5'.
a = 7

Simplifying
a = 7

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