12a-7+4a+8=

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Solution for 12a-7+4a+8= equation:


Simplifying
12a + -7 + 4a + 8 = 0

Reorder the terms:
-7 + 8 + 12a + 4a = 0

Combine like terms: -7 + 8 = 1
1 + 12a + 4a = 0

Combine like terms: 12a + 4a = 16a
1 + 16a = 0

Solving
1 + 16a = 0

Solving for variable 'a'.

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

Add '-1' to each side of the equation.
1 + -1 + 16a = 0 + -1

Combine like terms: 1 + -1 = 0
0 + 16a = 0 + -1
16a = 0 + -1

Combine like terms: 0 + -1 = -1
16a = -1

Divide each side by '16'.
a = -0.0625

Simplifying
a = -0.0625

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