20d-8d-7d+12=2

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Solution for 20d-8d-7d+12=2 equation:


Simplifying
20d + -8d + -7d + 12 = 2

Reorder the terms:
12 + 20d + -8d + -7d = 2

Combine like terms: 20d + -8d = 12d
12 + 12d + -7d = 2

Combine like terms: 12d + -7d = 5d
12 + 5d = 2

Solving
12 + 5d = 2

Solving for variable 'd'.

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

Add '-12' to each side of the equation.
12 + -12 + 5d = 2 + -12

Combine like terms: 12 + -12 = 0
0 + 5d = 2 + -12
5d = 2 + -12

Combine like terms: 2 + -12 = -10
5d = -10

Divide each side by '5'.
d = -2

Simplifying
d = -2

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