-86=2(6+7a)

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Solution for -86=2(6+7a) equation:


Simplifying
-86 = 2(6 + 7a)
-86 = (6 * 2 + 7a * 2)
-86 = (12 + 14a)

Solving
-86 = 12 + 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.
-86 + -14a = 12 + 14a + -14a

Combine like terms: 14a + -14a = 0
-86 + -14a = 12 + 0
-86 + -14a = 12

Add '86' to each side of the equation.
-86 + 86 + -14a = 12 + 86

Combine like terms: -86 + 86 = 0
0 + -14a = 12 + 86
-14a = 12 + 86

Combine like terms: 12 + 86 = 98
-14a = 98

Divide each side by '-14'.
a = -7

Simplifying
a = -7

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