3w-(2w+7)+9=8

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Solution for 3w-(2w+7)+9=8 equation:


Simplifying
3w + -1(2w + 7) + 9 = 8

Reorder the terms:
3w + -1(7 + 2w) + 9 = 8
3w + (7 * -1 + 2w * -1) + 9 = 8
3w + (-7 + -2w) + 9 = 8

Reorder the terms:
-7 + 9 + 3w + -2w = 8

Combine like terms: -7 + 9 = 2
2 + 3w + -2w = 8

Combine like terms: 3w + -2w = 1w
2 + 1w = 8

Solving
2 + 1w = 8

Solving for variable 'w'.

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

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

Combine like terms: 2 + -2 = 0
0 + 1w = 8 + -2
1w = 8 + -2

Combine like terms: 8 + -2 = 6
1w = 6

Divide each side by '1'.
w = 6

Simplifying
w = 6

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