2d-1=-4d-7

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Solution for 2d-1=-4d-7 equation:


Simplifying
2d + -1 = -4d + -7

Reorder the terms:
-1 + 2d = -4d + -7

Reorder the terms:
-1 + 2d = -7 + -4d

Solving
-1 + 2d = -7 + -4d

Solving for variable 'd'.

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

Add '4d' to each side of the equation.
-1 + 2d + 4d = -7 + -4d + 4d

Combine like terms: 2d + 4d = 6d
-1 + 6d = -7 + -4d + 4d

Combine like terms: -4d + 4d = 0
-1 + 6d = -7 + 0
-1 + 6d = -7

Add '1' to each side of the equation.
-1 + 1 + 6d = -7 + 1

Combine like terms: -1 + 1 = 0
0 + 6d = -7 + 1
6d = -7 + 1

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

Divide each side by '6'.
d = -1

Simplifying
d = -1

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