31=4(w-8)+3w

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Solution for 31=4(w-8)+3w equation:


Simplifying
31 = 4(w + -8) + 3w

Reorder the terms:
31 = 4(-8 + w) + 3w
31 = (-8 * 4 + w * 4) + 3w
31 = (-32 + 4w) + 3w

Combine like terms: 4w + 3w = 7w
31 = -32 + 7w

Solving
31 = -32 + 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 + -7w = -32 + 7w + -7w

Combine like terms: 7w + -7w = 0
31 + -7w = -32 + 0
31 + -7w = -32

Add '-31' to each side of the equation.
31 + -31 + -7w = -32 + -31

Combine like terms: 31 + -31 = 0
0 + -7w = -32 + -31
-7w = -32 + -31

Combine like terms: -32 + -31 = -63
-7w = -63

Divide each side by '-7'.
w = 9

Simplifying
w = 9

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