-5w+3(w+7)=31

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Solution for -5w+3(w+7)=31 equation:


Simplifying
-5w + 3(w + 7) = 31

Reorder the terms:
-5w + 3(7 + w) = 31
-5w + (7 * 3 + w * 3) = 31
-5w + (21 + 3w) = 31

Reorder the terms:
21 + -5w + 3w = 31

Combine like terms: -5w + 3w = -2w
21 + -2w = 31

Solving
21 + -2w = 31

Solving for variable 'w'.

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

Add '-21' to each side of the equation.
21 + -21 + -2w = 31 + -21

Combine like terms: 21 + -21 = 0
0 + -2w = 31 + -21
-2w = 31 + -21

Combine like terms: 31 + -21 = 10
-2w = 10

Divide each side by '-2'.
w = -5

Simplifying
w = -5

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