4(d-4)+3(d+7)=

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Solution for 4(d-4)+3(d+7)= equation:


Simplifying
4(d + -4) + 3(d + 7) = 0

Reorder the terms:
4(-4 + d) + 3(d + 7) = 0
(-4 * 4 + d * 4) + 3(d + 7) = 0
(-16 + 4d) + 3(d + 7) = 0

Reorder the terms:
-16 + 4d + 3(7 + d) = 0
-16 + 4d + (7 * 3 + d * 3) = 0
-16 + 4d + (21 + 3d) = 0

Reorder the terms:
-16 + 21 + 4d + 3d = 0

Combine like terms: -16 + 21 = 5
5 + 4d + 3d = 0

Combine like terms: 4d + 3d = 7d
5 + 7d = 0

Solving
5 + 7d = 0

Solving for variable 'd'.

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

Add '-5' to each side of the equation.
5 + -5 + 7d = 0 + -5

Combine like terms: 5 + -5 = 0
0 + 7d = 0 + -5
7d = 0 + -5

Combine like terms: 0 + -5 = -5
7d = -5

Divide each side by '7'.
d = -0.7142857143

Simplifying
d = -0.7142857143

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