-3(w-7)=-7w+17

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Solution for -3(w-7)=-7w+17 equation:


Simplifying
-3(w + -7) = -7w + 17

Reorder the terms:
-3(-7 + w) = -7w + 17
(-7 * -3 + w * -3) = -7w + 17
(21 + -3w) = -7w + 17

Reorder the terms:
21 + -3w = 17 + -7w

Solving
21 + -3w = 17 + -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.
21 + -3w + 7w = 17 + -7w + 7w

Combine like terms: -3w + 7w = 4w
21 + 4w = 17 + -7w + 7w

Combine like terms: -7w + 7w = 0
21 + 4w = 17 + 0
21 + 4w = 17

Add '-21' to each side of the equation.
21 + -21 + 4w = 17 + -21

Combine like terms: 21 + -21 = 0
0 + 4w = 17 + -21
4w = 17 + -21

Combine like terms: 17 + -21 = -4
4w = -4

Divide each side by '4'.
w = -1

Simplifying
w = -1

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