3(d-9)=-12

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Solution for 3(d-9)=-12 equation:


Simplifying
3(d + -9) = -12

Reorder the terms:
3(-9 + d) = -12
(-9 * 3 + d * 3) = -12
(-27 + 3d) = -12

Solving
-27 + 3d = -12

Solving for variable 'd'.

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

Add '27' to each side of the equation.
-27 + 27 + 3d = -12 + 27

Combine like terms: -27 + 27 = 0
0 + 3d = -12 + 27
3d = -12 + 27

Combine like terms: -12 + 27 = 15
3d = 15

Divide each side by '3'.
d = 5

Simplifying
d = 5

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