5d+7=1+2d

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Solution for 5d+7=1+2d equation:


Simplifying
5d + 7 = 1 + 2d

Reorder the terms:
7 + 5d = 1 + 2d

Solving
7 + 5d = 1 + 2d

Solving for variable 'd'.

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

Add '-2d' to each side of the equation.
7 + 5d + -2d = 1 + 2d + -2d

Combine like terms: 5d + -2d = 3d
7 + 3d = 1 + 2d + -2d

Combine like terms: 2d + -2d = 0
7 + 3d = 1 + 0
7 + 3d = 1

Add '-7' to each side of the equation.
7 + -7 + 3d = 1 + -7

Combine like terms: 7 + -7 = 0
0 + 3d = 1 + -7
3d = 1 + -7

Combine like terms: 1 + -7 = -6
3d = -6

Divide each side by '3'.
d = -2

Simplifying
d = -2

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