2d-5=d-7

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Solution for 2d-5=d-7 equation:


Simplifying
2d + -5 = d + -7

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

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

Solving
-5 + 2d = -7 + d

Solving for variable 'd'.

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

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

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

Combine like terms: d + -1d = 0
-5 + 1d = -7 + 0
-5 + 1d = -7

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

Combine like terms: -5 + 5 = 0
0 + 1d = -7 + 5
1d = -7 + 5

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

Divide each side by '1'.
d = -2

Simplifying
d = -2

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