7(8+d)=

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Solution for 7(8+d)= equation: 


Simplifying
7(8 + d) = 0
(8 * 7 + d * 7) = 0
(56 + 7d) = 0

Solving
56 + 7d = 0

Solving for variable 'd'.

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

Add '-56' to each side of the equation.
56 + -56 + 7d = 0 + -56

Combine like terms: 56 + -56 = 0
0 + 7d = 0 + -56
7d = 0 + -56

Combine like terms: 0 + -56 = -56
7d = -56

Divide each side by '7'.
d = -8

Simplifying
d = -8

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