9w+7=3w-15

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Solution for 9w+7=3w-15 equation:


Simplifying
9w + 7 = 3w + -15

Reorder the terms:
7 + 9w = 3w + -15

Reorder the terms:
7 + 9w = -15 + 3w

Solving
7 + 9w = -15 + 3w

Solving for variable 'w'.

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

Add '-3w' to each side of the equation.
7 + 9w + -3w = -15 + 3w + -3w

Combine like terms: 9w + -3w = 6w
7 + 6w = -15 + 3w + -3w

Combine like terms: 3w + -3w = 0
7 + 6w = -15 + 0
7 + 6w = -15

Add '-7' to each side of the equation.
7 + -7 + 6w = -15 + -7

Combine like terms: 7 + -7 = 0
0 + 6w = -15 + -7
6w = -15 + -7

Combine like terms: -15 + -7 = -22
6w = -22

Divide each side by '6'.
w = -3.666666667

Simplifying
w = -3.666666667

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