-6(6+5a)=-66

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Solution for -6(6+5a)=-66 equation: 


Simplifying
-6(6 + 5a) = -66
(6 * -6 + 5a * -6) = -66
(-36 + -30a) = -66

Solving
-36 + -30a = -66

Solving for variable 'a'.

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

Add '36' to each side of the equation.
-36 + 36 + -30a = -66 + 36

Combine like terms: -36 + 36 = 0
0 + -30a = -66 + 36
-30a = -66 + 36

Combine like terms: -66 + 36 = -30
-30a = -30

Divide each side by '-30'.
a = 1

Simplifying
a = 1

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