-3(9+A)=-72

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Solution for -3(9+A)=-72 equation: 


Simplifying
-3(9 + A) = -72
(9 * -3 + A * -3) = -72
(-27 + -3A) = -72

Solving
-27 + -3A = -72

Solving for variable 'A'.

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

Add '27' to each side of the equation.
-27 + 27 + -3A = -72 + 27

Combine like terms: -27 + 27 = 0
0 + -3A = -72 + 27
-3A = -72 + 27

Combine like terms: -72 + 27 = -45
-3A = -45

Divide each side by '-3'.
A = 15

Simplifying
A = 15

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