7=8-3d

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Solution for 7=8-3d equation:


Simplifying
7 = 8 + -3d

Solving
7 = 8 + -3d

Solving for variable 'd'.

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

Add '3d' to each side of the equation.
7 + 3d = 8 + -3d + 3d

Combine like terms: -3d + 3d = 0
7 + 3d = 8 + 0
7 + 3d = 8

Add '-7' to each side of the equation.
7 + -7 + 3d = 8 + -7

Combine like terms: 7 + -7 = 0
0 + 3d = 8 + -7
3d = 8 + -7

Combine like terms: 8 + -7 = 1
3d = 1

Divide each side by '3'.
d = 0.3333333333

Simplifying
d = 0.3333333333

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