7-12d=42

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Solution for 7-12d=42 equation: 


Simplifying
7 + -12d = 42

Solving
7 + -12d = 42

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 + -12d = 42 + -7

Combine like terms: 7 + -7 = 0
0 + -12d = 42 + -7
-12d = 42 + -7

Combine like terms: 42 + -7 = 35
-12d = 35

Divide each side by '-12'.
d = -2.916666667

Simplifying
d = -2.916666667

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