2-w+4w+6w=125-3(5w-7)

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Solution for 2-w+4w+6w=125-3(5w-7) equation:


Simplifying
2 + -1w + 4w + 6w = 125 + -3(5w + -7)

Combine like terms: -1w + 4w = 3w
2 + 3w + 6w = 125 + -3(5w + -7)

Combine like terms: 3w + 6w = 9w
2 + 9w = 125 + -3(5w + -7)

Reorder the terms:
2 + 9w = 125 + -3(-7 + 5w)
2 + 9w = 125 + (-7 * -3 + 5w * -3)
2 + 9w = 125 + (21 + -15w)

Combine like terms: 125 + 21 = 146
2 + 9w = 146 + -15w

Solving
2 + 9w = 146 + -15w

Solving for variable 'w'.

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

Add '15w' to each side of the equation.
2 + 9w + 15w = 146 + -15w + 15w

Combine like terms: 9w + 15w = 24w
2 + 24w = 146 + -15w + 15w

Combine like terms: -15w + 15w = 0
2 + 24w = 146 + 0
2 + 24w = 146

Add '-2' to each side of the equation.
2 + -2 + 24w = 146 + -2

Combine like terms: 2 + -2 = 0
0 + 24w = 146 + -2
24w = 146 + -2

Combine like terms: 146 + -2 = 144
24w = 144

Divide each side by '24'.
w = 6

Simplifying
w = 6

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