-12d+19+12=-7d-19

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Solution for -12d+19+12=-7d-19 equation:


Simplifying
-12d + 19 + 12 = -7d + -19

Reorder the terms:
19 + 12 + -12d = -7d + -19

Combine like terms: 19 + 12 = 31
31 + -12d = -7d + -19

Reorder the terms:
31 + -12d = -19 + -7d

Solving
31 + -12d = -19 + -7d

Solving for variable 'd'.

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

Add '7d' to each side of the equation.
31 + -12d + 7d = -19 + -7d + 7d

Combine like terms: -12d + 7d = -5d
31 + -5d = -19 + -7d + 7d

Combine like terms: -7d + 7d = 0
31 + -5d = -19 + 0
31 + -5d = -19

Add '-31' to each side of the equation.
31 + -31 + -5d = -19 + -31

Combine like terms: 31 + -31 = 0
0 + -5d = -19 + -31
-5d = -19 + -31

Combine like terms: -19 + -31 = -50
-5d = -50

Divide each side by '-5'.
d = 10

Simplifying
d = 10

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