12=5d+7

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Solution for 12=5d+7 equation:


Simplifying
12 = 5d + 7

Reorder the terms:
12 = 7 + 5d

Solving
12 = 7 + 5d

Solving for variable 'd'.

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

Add '-5d' to each side of the equation.
12 + -5d = 7 + 5d + -5d

Combine like terms: 5d + -5d = 0
12 + -5d = 7 + 0
12 + -5d = 7

Add '-12' to each side of the equation.
12 + -12 + -5d = 7 + -12

Combine like terms: 12 + -12 = 0
0 + -5d = 7 + -12
-5d = 7 + -12

Combine like terms: 7 + -12 = -5
-5d = -5

Divide each side by '-5'.
d = 1

Simplifying
d = 1

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