2(1+7a)=-12

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Solution for 2(1+7a)=-12 equation: 


Simplifying
2(1 + 7a) = -12
(1 * 2 + 7a * 2) = -12
(2 + 14a) = -12

Solving
2 + 14a = -12

Solving for variable 'a'.

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

Add '-2' to each side of the equation.
2 + -2 + 14a = -12 + -2

Combine like terms: 2 + -2 = 0
0 + 14a = -12 + -2
14a = -12 + -2

Combine like terms: -12 + -2 = -14
14a = -14

Divide each side by '14'.
a = -1

Simplifying
a = -1

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