-8d-5d+7=72

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Solution for -8d-5d+7=72 equation:


Simplifying
-8d + -5d + 7 = 72

Reorder the terms:
7 + -8d + -5d = 72

Combine like terms: -8d + -5d = -13d
7 + -13d = 72

Solving
7 + -13d = 72

Solving for variable 'd'.

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

Add '-7' to each side of the equation.
7 + -7 + -13d = 72 + -7

Combine like terms: 7 + -7 = 0
0 + -13d = 72 + -7
-13d = 72 + -7

Combine like terms: 72 + -7 = 65
-13d = 65

Divide each side by '-13'.
d = -5

Simplifying
d = -5

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