-7(6a-6)-3a=222

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Solution for -7(6a-6)-3a=222 equation:


Simplifying
-7(6a + -6) + -3a = 222

Reorder the terms:
-7(-6 + 6a) + -3a = 222
(-6 * -7 + 6a * -7) + -3a = 222
(42 + -42a) + -3a = 222

Combine like terms: -42a + -3a = -45a
42 + -45a = 222

Solving
42 + -45a = 222

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 + -45a = 222 + -42

Combine like terms: 42 + -42 = 0
0 + -45a = 222 + -42
-45a = 222 + -42

Combine like terms: 222 + -42 = 180
-45a = 180

Divide each side by '-45'.
a = -4

Simplifying
a = -4

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