2w+8=w-7

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Solution for 2w+8=w-7 equation:


Simplifying
2w + 8 = w + -7

Reorder the terms:
8 + 2w = w + -7

Reorder the terms:
8 + 2w = -7 + w

Solving
8 + 2w = -7 + w

Solving for variable 'w'.

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

Add '-1w' to each side of the equation.
8 + 2w + -1w = -7 + w + -1w

Combine like terms: 2w + -1w = 1w
8 + 1w = -7 + w + -1w

Combine like terms: w + -1w = 0
8 + 1w = -7 + 0
8 + 1w = -7

Add '-8' to each side of the equation.
8 + -8 + 1w = -7 + -8

Combine like terms: 8 + -8 = 0
0 + 1w = -7 + -8
1w = -7 + -8

Combine like terms: -7 + -8 = -15
1w = -15

Divide each side by '1'.
w = -15

Simplifying
w = -15

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