-4(d+1)+2(d-2)=3.333333333

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Solution for -4(d+1)+2(d-2)=3.333333333 equation: 


Simplifying
-4(d + 1) + 2(d + -2) = 3.333333333

Reorder the terms:
-4(1 + d) + 2(d + -2) = 3.333333333
(1 * -4 + d * -4) + 2(d + -2) = 3.333333333
(-4 + -4d) + 2(d + -2) = 3.333333333

Reorder the terms:
-4 + -4d + 2(-2 + d) = 3.333333333
-4 + -4d + (-2 * 2 + d * 2) = 3.333333333
-4 + -4d + (-4 + 2d) = 3.333333333

Reorder the terms:
-4 + -4 + -4d + 2d = 3.333333333

Combine like terms: -4 + -4 = -8
-8 + -4d + 2d = 3.333333333

Combine like terms: -4d + 2d = -2d
-8 + -2d = 3.333333333

Solving
-8 + -2d = 3.333333333

Solving for variable 'd'.

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

Add '8' to each side of the equation.
-8 + 8 + -2d = 3.333333333 + 8

Combine like terms: -8 + 8 = 0
0 + -2d = 3.333333333 + 8
-2d = 3.333333333 + 8

Combine like terms: 3.333333333 + 8 = 11.333333333
-2d = 11.333333333

Divide each side by '-2'.
d = -5.666666667

Simplifying
d = -5.666666667

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