-6d=9(-d-7)+18

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Solution for -6d=9(-d-7)+18 equation:


Simplifying
-6d = 9(-1d + -7) + 18

Reorder the terms:
-6d = 9(-7 + -1d) + 18
-6d = (-7 * 9 + -1d * 9) + 18
-6d = (-63 + -9d) + 18

Reorder the terms:
-6d = -63 + 18 + -9d

Combine like terms: -63 + 18 = -45
-6d = -45 + -9d

Solving
-6d = -45 + -9d

Solving for variable 'd'.

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

Add '9d' to each side of the equation.
-6d + 9d = -45 + -9d + 9d

Combine like terms: -6d + 9d = 3d
3d = -45 + -9d + 9d

Combine like terms: -9d + 9d = 0
3d = -45 + 0
3d = -45

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

Simplifying
d = -15

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