3+7s+6s-7s+3d-1d-1=

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Solution for 3+7s+6s-7s+3d-1d-1= equation:


Simplifying
3 + 7s + 6s + -7s + 3d + -1d + -1 = 0

Reorder the terms:
3 + -1 + 3d + -1d + 7s + 6s + -7s = 0

Combine like terms: 3 + -1 = 2
2 + 3d + -1d + 7s + 6s + -7s = 0

Combine like terms: 3d + -1d = 2d
2 + 2d + 7s + 6s + -7s = 0

Combine like terms: 7s + 6s = 13s
2 + 2d + 13s + -7s = 0

Combine like terms: 13s + -7s = 6s
2 + 2d + 6s = 0

Solving
2 + 2d + 6s = 0

Solving for variable 'd'.

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

Add '-2' to each side of the equation.
2 + 2d + -2 + 6s = 0 + -2

Reorder the terms:
2 + -2 + 2d + 6s = 0 + -2

Combine like terms: 2 + -2 = 0
0 + 2d + 6s = 0 + -2
2d + 6s = 0 + -2

Combine like terms: 0 + -2 = -2
2d + 6s = -2

Add '-6s' to each side of the equation.
2d + 6s + -6s = -2 + -6s

Combine like terms: 6s + -6s = 0
2d + 0 = -2 + -6s
2d = -2 + -6s

Divide each side by '2'.
d = -1 + -3s

Simplifying
d = -1 + -3s

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