-4a-7+12a=37-12

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Solution for -4a-7+12a=37-12 equation: 


Simplifying
-4a + -7 + 12a = 37 + -12

Reorder the terms:
-7 + -4a + 12a = 37 + -12

Combine like terms: -4a + 12a = 8a
-7 + 8a = 37 + -12

Combine like terms: 37 + -12 = 25
-7 + 8a = 25

Solving
-7 + 8a = 25

Solving for variable 'a'.

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

Add '7' to each side of the equation.
-7 + 7 + 8a = 25 + 7

Combine like terms: -7 + 7 = 0
0 + 8a = 25 + 7
8a = 25 + 7

Combine like terms: 25 + 7 = 32
8a = 32

Divide each side by '8'.
a = 4

Simplifying
a = 4

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