-7(a-9)-7=

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Solution for -7(a-9)-7= equation:


Simplifying
-7(a + -9) + -7 = 0

Reorder the terms:
-7(-9 + a) + -7 = 0
(-9 * -7 + a * -7) + -7 = 0
(63 + -7a) + -7 = 0

Reorder the terms:
63 + -7 + -7a = 0

Combine like terms: 63 + -7 = 56
56 + -7a = 0

Solving
56 + -7a = 0

Solving for variable 'a'.

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

Add '-56' to each side of the equation.
56 + -56 + -7a = 0 + -56

Combine like terms: 56 + -56 = 0
0 + -7a = 0 + -56
-7a = 0 + -56

Combine like terms: 0 + -56 = -56
-7a = -56

Divide each side by '-7'.
a = 8

Simplifying
a = 8

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