-7(-10d-12)=-9(-8d+3)-d

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Solution for -7(-10d-12)=-9(-8d+3)-d equation:


Simplifying
-7(-10d + -12) = -9(-8d + 3) + -1d

Reorder the terms:
-7(-12 + -10d) = -9(-8d + 3) + -1d
(-12 * -7 + -10d * -7) = -9(-8d + 3) + -1d
(84 + 70d) = -9(-8d + 3) + -1d

Reorder the terms:
84 + 70d = -9(3 + -8d) + -1d
84 + 70d = (3 * -9 + -8d * -9) + -1d
84 + 70d = (-27 + 72d) + -1d

Combine like terms: 72d + -1d = 71d
84 + 70d = -27 + 71d

Solving
84 + 70d = -27 + 71d

Solving for variable 'd'.

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

Add '-71d' to each side of the equation.
84 + 70d + -71d = -27 + 71d + -71d

Combine like terms: 70d + -71d = -1d
84 + -1d = -27 + 71d + -71d

Combine like terms: 71d + -71d = 0
84 + -1d = -27 + 0
84 + -1d = -27

Add '-84' to each side of the equation.
84 + -84 + -1d = -27 + -84

Combine like terms: 84 + -84 = 0
0 + -1d = -27 + -84
-1d = -27 + -84

Combine like terms: -27 + -84 = -111
-1d = -111

Divide each side by '-1'.
d = 111

Simplifying
d = 111

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