-7(2a-6)=84

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Solution for -7(2a-6)=84 equation:


Simplifying
-7(2a + -6) = 84

Reorder the terms:
-7(-6 + 2a) = 84
(-6 * -7 + 2a * -7) = 84
(42 + -14a) = 84

Solving
42 + -14a = 84

Solving for variable 'a'.

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

Add '-42' to each side of the equation.
42 + -42 + -14a = 84 + -42

Combine like terms: 42 + -42 = 0
0 + -14a = 84 + -42
-14a = 84 + -42

Combine like terms: 84 + -42 = 42
-14a = 42

Divide each side by '-14'.
a = -3

Simplifying
a = -3

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