16+2d+5d=-40

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Solution for 16+2d+5d=-40 equation: 


Simplifying
16 + 2d + 5d = -40

Combine like terms: 2d + 5d = 7d
16 + 7d = -40

Solving
16 + 7d = -40

Solving for variable 'd'.

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

Add '-16' to each side of the equation.
16 + -16 + 7d = -40 + -16

Combine like terms: 16 + -16 = 0
0 + 7d = -40 + -16
7d = -40 + -16

Combine like terms: -40 + -16 = -56
7d = -56

Divide each side by '7'.
d = -8

Simplifying
d = -8

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