7(d+3)=

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Solution for 7(d+3)= equation: 


Simplifying
7(d + 3) = 0

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

Solving
21 + 7d = 0

Solving for variable 'd'.

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

Add '-21' to each side of the equation.
21 + -21 + 7d = 0 + -21

Combine like terms: 21 + -21 = 0
0 + 7d = 0 + -21
7d = 0 + -21

Combine like terms: 0 + -21 = -21
7d = -21

Divide each side by '7'.
d = -3

Simplifying
d = -3

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