90=0.15d+12

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Solution for 90=0.15d+12 equation:


Simplifying
90 = 0.15d + 12

Reorder the terms:
90 = 12 + 0.15d

Solving
90 = 12 + 0.15d

Solving for variable 'd'.

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

Add '-0.15d' to each side of the equation.
90 + -0.15d = 12 + 0.15d + -0.15d

Combine like terms: 0.15d + -0.15d = 0.00
90 + -0.15d = 12 + 0.00
90 + -0.15d = 12

Add '-90' to each side of the equation.
90 + -90 + -0.15d = 12 + -90

Combine like terms: 90 + -90 = 0
0 + -0.15d = 12 + -90
-0.15d = 12 + -90

Combine like terms: 12 + -90 = -78
-0.15d = -78

Divide each side by '-0.15'.
d = 520

Simplifying
d = 520

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