-2w+31=-7(w-8)

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Solution for -2w+31=-7(w-8) equation:


Simplifying
-2w + 31 = -7(w + -8)

Reorder the terms:
31 + -2w = -7(w + -8)

Reorder the terms:
31 + -2w = -7(-8 + w)
31 + -2w = (-8 * -7 + w * -7)
31 + -2w = (56 + -7w)

Solving
31 + -2w = 56 + -7w

Solving for variable 'w'.

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

Add '7w' to each side of the equation.
31 + -2w + 7w = 56 + -7w + 7w

Combine like terms: -2w + 7w = 5w
31 + 5w = 56 + -7w + 7w

Combine like terms: -7w + 7w = 0
31 + 5w = 56 + 0
31 + 5w = 56

Add '-31' to each side of the equation.
31 + -31 + 5w = 56 + -31

Combine like terms: 31 + -31 = 0
0 + 5w = 56 + -31
5w = 56 + -31

Combine like terms: 56 + -31 = 25
5w = 25

Divide each side by '5'.
w = 5

Simplifying
w = 5

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