7-8d=39

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Solution for 7-8d=39 equation: 


Simplifying
7 + -8d = 39

Solving
7 + -8d = 39

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 + -8d = 39 + -7

Combine like terms: 7 + -7 = 0
0 + -8d = 39 + -7
-8d = 39 + -7

Combine like terms: 39 + -7 = 32
-8d = 32

Divide each side by '-8'.
d = -4

Simplifying
d = -4

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