1d-11=-1(2d-7)

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Solution for 1d-11=-1(2d-7) equation:


Simplifying
1d + -11 = -1(2d + -7)

Reorder the terms:
-11 + 1d = -1(2d + -7)

Reorder the terms:
-11 + 1d = -1(-7 + 2d)
-11 + 1d = (-7 * -1 + 2d * -1)
-11 + 1d = (7 + -2d)

Solving
-11 + 1d = 7 + -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.
-11 + 1d + 2d = 7 + -2d + 2d

Combine like terms: 1d + 2d = 3d
-11 + 3d = 7 + -2d + 2d

Combine like terms: -2d + 2d = 0
-11 + 3d = 7 + 0
-11 + 3d = 7

Add '11' to each side of the equation.
-11 + 11 + 3d = 7 + 11

Combine like terms: -11 + 11 = 0
0 + 3d = 7 + 11
3d = 7 + 11

Combine like terms: 7 + 11 = 18
3d = 18

Divide each side by '3'.
d = 6

Simplifying
d = 6

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