9d+2=7d+8

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Solution for 9d+2=7d+8 equation:


Simplifying
9d + 2 = 7d + 8

Reorder the terms:
2 + 9d = 7d + 8

Reorder the terms:
2 + 9d = 8 + 7d

Solving
2 + 9d = 8 + 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.
2 + 9d + -7d = 8 + 7d + -7d

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

Combine like terms: 7d + -7d = 0
2 + 2d = 8 + 0
2 + 2d = 8

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

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

Combine like terms: 8 + -2 = 6
2d = 6

Divide each side by '2'.
d = 3

Simplifying
d = 3

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