-142=-2(8a+7)

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Solution for -142=-2(8a+7) equation:


Simplifying
-142 = -2(8a + 7)

Reorder the terms:
-142 = -2(7 + 8a)
-142 = (7 * -2 + 8a * -2)
-142 = (-14 + -16a)

Solving
-142 = -14 + -16a

Solving for variable 'a'.

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

Add '16a' to each side of the equation.
-142 + 16a = -14 + -16a + 16a

Combine like terms: -16a + 16a = 0
-142 + 16a = -14 + 0
-142 + 16a = -14

Add '142' to each side of the equation.
-142 + 142 + 16a = -14 + 142

Combine like terms: -142 + 142 = 0
0 + 16a = -14 + 142
16a = -14 + 142

Combine like terms: -14 + 142 = 128
16a = 128

Divide each side by '16'.
a = 8

Simplifying
a = 8

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