4d+7=-15

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Solution for 4d+7=-15 equation: 


Simplifying
4d + 7 = -15

Reorder the terms:
7 + 4d = -15

Solving
7 + 4d = -15

Solving for variable 'd'.

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

Add '-7' to each side of the equation.
7 + -7 + 4d = -15 + -7

Combine like terms: 7 + -7 = 0
0 + 4d = -15 + -7
4d = -15 + -7

Combine like terms: -15 + -7 = -22
4d = -22

Divide each side by '4'.
d = -5.5

Simplifying
d = -5.5

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