-2(d-9)=d-3

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Solution for -2(d-9)=d-3 equation:


Simplifying
-2(d + -9) = d + -3

Reorder the terms:
-2(-9 + d) = d + -3
(-9 * -2 + d * -2) = d + -3
(18 + -2d) = d + -3

Reorder the terms:
18 + -2d = -3 + d

Solving
18 + -2d = -3 + 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.
18 + -2d + -1d = -3 + d + -1d

Combine like terms: -2d + -1d = -3d
18 + -3d = -3 + d + -1d

Combine like terms: d + -1d = 0
18 + -3d = -3 + 0
18 + -3d = -3

Add '-18' to each side of the equation.
18 + -18 + -3d = -3 + -18

Combine like terms: 18 + -18 = 0
0 + -3d = -3 + -18
-3d = -3 + -18

Combine like terms: -3 + -18 = -21
-3d = -21

Divide each side by '-3'.
d = 7

Simplifying
d = 7

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