12-6a=-7(2a+4)

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Solution for 12-6a=-7(2a+4) equation:


Simplifying
12 + -6a = -7(2a + 4)

Reorder the terms:
12 + -6a = -7(4 + 2a)
12 + -6a = (4 * -7 + 2a * -7)
12 + -6a = (-28 + -14a)

Solving
12 + -6a = -28 + -14a

Solving for variable 'a'.

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

Add '14a' to each side of the equation.
12 + -6a + 14a = -28 + -14a + 14a

Combine like terms: -6a + 14a = 8a
12 + 8a = -28 + -14a + 14a

Combine like terms: -14a + 14a = 0
12 + 8a = -28 + 0
12 + 8a = -28

Add '-12' to each side of the equation.
12 + -12 + 8a = -28 + -12

Combine like terms: 12 + -12 = 0
0 + 8a = -28 + -12
8a = -28 + -12

Combine like terms: -28 + -12 = -40
8a = -40

Divide each side by '8'.
a = -5

Simplifying
a = -5

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