-3+3(6+8a)=-36+7a

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Solution for -3+3(6+8a)=-36+7a equation: 


Simplifying
-3 + 3(6 + 8a) = -36 + 7a
-3 + (6 * 3 + 8a * 3) = -36 + 7a
-3 + (18 + 24a) = -36 + 7a

Combine like terms: -3 + 18 = 15
15 + 24a = -36 + 7a

Solving
15 + 24a = -36 + 7a

Solving for variable 'a'.

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

Add '-7a' to each side of the equation.
15 + 24a + -7a = -36 + 7a + -7a

Combine like terms: 24a + -7a = 17a
15 + 17a = -36 + 7a + -7a

Combine like terms: 7a + -7a = 0
15 + 17a = -36 + 0
15 + 17a = -36

Add '-15' to each side of the equation.
15 + -15 + 17a = -36 + -15

Combine like terms: 15 + -15 = 0
0 + 17a = -36 + -15
17a = -36 + -15

Combine like terms: -36 + -15 = -51
17a = -51

Divide each side by '17'.
a = -3

Simplifying
a = -3

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