3(d+2)+4(d-2)=

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Solution for 3(d+2)+4(d-2)= equation:


Simplifying
3(d + 2) + 4(d + -2) = 0

Reorder the terms:
3(2 + d) + 4(d + -2) = 0
(2 * 3 + d * 3) + 4(d + -2) = 0
(6 + 3d) + 4(d + -2) = 0

Reorder the terms:
6 + 3d + 4(-2 + d) = 0
6 + 3d + (-2 * 4 + d * 4) = 0
6 + 3d + (-8 + 4d) = 0

Reorder the terms:
6 + -8 + 3d + 4d = 0

Combine like terms: 6 + -8 = -2
-2 + 3d + 4d = 0

Combine like terms: 3d + 4d = 7d
-2 + 7d = 0

Solving
-2 + 7d = 0

Solving for variable 'd'.

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

Add '2' to each side of the equation.
-2 + 2 + 7d = 0 + 2

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

Combine like terms: 0 + 2 = 2
7d = 2

Divide each side by '7'.
d = 0.2857142857

Simplifying
d = 0.2857142857

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