7d-4(d+8)=-8

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Solution for 7d-4(d+8)=-8 equation:


Simplifying
7d + -4(d + 8) = -8

Reorder the terms:
7d + -4(8 + d) = -8
7d + (8 * -4 + d * -4) = -8
7d + (-32 + -4d) = -8

Reorder the terms:
-32 + 7d + -4d = -8

Combine like terms: 7d + -4d = 3d
-32 + 3d = -8

Solving
-32 + 3d = -8

Solving for variable 'd'.

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

Add '32' to each side of the equation.
-32 + 32 + 3d = -8 + 32

Combine like terms: -32 + 32 = 0
0 + 3d = -8 + 32
3d = -8 + 32

Combine like terms: -8 + 32 = 24
3d = 24

Divide each side by '3'.
d = 8

Simplifying
d = 8

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