-2(a-7)=56

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Solution for -2(a-7)=56 equation:


Simplifying
-2(a + -7) = 56

Reorder the terms:
-2(-7 + a) = 56
(-7 * -2 + a * -2) = 56
(14 + -2a) = 56

Solving
14 + -2a = 56

Solving for variable 'a'.

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

Add '-14' to each side of the equation.
14 + -14 + -2a = 56 + -14

Combine like terms: 14 + -14 = 0
0 + -2a = 56 + -14
-2a = 56 + -14

Combine like terms: 56 + -14 = 42
-2a = 42

Divide each side by '-2'.
a = -21

Simplifying
a = -21

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