7d-12+2d+3=16

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Solution for 7d-12+2d+3=16 equation:


Simplifying
7d + -12 + 2d + 3 = 16

Reorder the terms:
-12 + 3 + 7d + 2d = 16

Combine like terms: -12 + 3 = -9
-9 + 7d + 2d = 16

Combine like terms: 7d + 2d = 9d
-9 + 9d = 16

Solving
-9 + 9d = 16

Solving for variable 'd'.

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

Add '9' to each side of the equation.
-9 + 9 + 9d = 16 + 9

Combine like terms: -9 + 9 = 0
0 + 9d = 16 + 9
9d = 16 + 9

Combine like terms: 16 + 9 = 25
9d = 25

Divide each side by '9'.
d = 2.777777778

Simplifying
d = 2.777777778

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