7d-2d+2d-9-6=0

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Solution for 7d-2d+2d-9-6=0 equation:


Simplifying
7d + -2d + 2d + -9 + -6 = 0

Reorder the terms:
-9 + -6 + 7d + -2d + 2d = 0

Combine like terms: -9 + -6 = -15
-15 + 7d + -2d + 2d = 0

Combine like terms: 7d + -2d = 5d
-15 + 5d + 2d = 0

Combine like terms: 5d + 2d = 7d
-15 + 7d = 0

Solving
-15 + 7d = 0

Solving for variable 'd'.

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

Add '15' to each side of the equation.
-15 + 15 + 7d = 0 + 15

Combine like terms: -15 + 15 = 0
0 + 7d = 0 + 15
7d = 0 + 15

Combine like terms: 0 + 15 = 15
7d = 15

Divide each side by '7'.
d = 2.142857143

Simplifying
d = 2.142857143

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