4(a-7)+12=2(-7)

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Solution for 4(a-7)+12=2(-7) equation:


Simplifying
4(a + -7) + 12 = 2(-7)

Reorder the terms:
4(-7 + a) + 12 = 2(-7)
(-7 * 4 + a * 4) + 12 = 2(-7)
(-28 + 4a) + 12 = 2(-7)

Reorder the terms:
-28 + 12 + 4a = 2(-7)

Combine like terms: -28 + 12 = -16
-16 + 4a = 2(-7)

Multiply 2 * -7
-16 + 4a = -14

Solving
-16 + 4a = -14

Solving for variable 'a'.

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

Add '16' to each side of the equation.
-16 + 16 + 4a = -14 + 16

Combine like terms: -16 + 16 = 0
0 + 4a = -14 + 16
4a = -14 + 16

Combine like terms: -14 + 16 = 2
4a = 2

Divide each side by '4'.
a = 0.5

Simplifying
a = 0.5

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