9d+5-4(3d+2)=12

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Solution for 9d+5-4(3d+2)=12 equation:


Simplifying
9d + 5 + -4(3d + 2) = 12

Reorder the terms:
9d + 5 + -4(2 + 3d) = 12
9d + 5 + (2 * -4 + 3d * -4) = 12
9d + 5 + (-8 + -12d) = 12

Reorder the terms:
5 + -8 + 9d + -12d = 12

Combine like terms: 5 + -8 = -3
-3 + 9d + -12d = 12

Combine like terms: 9d + -12d = -3d
-3 + -3d = 12

Solving
-3 + -3d = 12

Solving for variable 'd'.

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

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

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

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

Divide each side by '-3'.
d = -5

Simplifying
d = -5

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