-9d-10=7d+2

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Solution for -9d-10=7d+2 equation:


Simplifying
-9d + -10 = 7d + 2

Reorder the terms:
-10 + -9d = 7d + 2

Reorder the terms:
-10 + -9d = 2 + 7d

Solving
-10 + -9d = 2 + 7d

Solving for variable 'd'.

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

Add '-7d' to each side of the equation.
-10 + -9d + -7d = 2 + 7d + -7d

Combine like terms: -9d + -7d = -16d
-10 + -16d = 2 + 7d + -7d

Combine like terms: 7d + -7d = 0
-10 + -16d = 2 + 0
-10 + -16d = 2

Add '10' to each side of the equation.
-10 + 10 + -16d = 2 + 10

Combine like terms: -10 + 10 = 0
0 + -16d = 2 + 10
-16d = 2 + 10

Combine like terms: 2 + 10 = 12
-16d = 12

Divide each side by '-16'.
d = -0.75

Simplifying
d = -0.75

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