-4-7d=-9d+8

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Solution for -4-7d=-9d+8 equation:


Simplifying
-4 + -7d = -9d + 8

Reorder the terms:
-4 + -7d = 8 + -9d

Solving
-4 + -7d = 8 + -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.
-4 + -7d + 9d = 8 + -9d + 9d

Combine like terms: -7d + 9d = 2d
-4 + 2d = 8 + -9d + 9d

Combine like terms: -9d + 9d = 0
-4 + 2d = 8 + 0
-4 + 2d = 8

Add '4' to each side of the equation.
-4 + 4 + 2d = 8 + 4

Combine like terms: -4 + 4 = 0
0 + 2d = 8 + 4
2d = 8 + 4

Combine like terms: 8 + 4 = 12
2d = 12

Divide each side by '2'.
d = 6

Simplifying
d = 6

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