-7(3w-4)=7(3w+7)

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Solution for -7(3w-4)=7(3w+7) equation:


Simplifying
-7(3w + -4) = 7(3w + 7)

Reorder the terms:
-7(-4 + 3w) = 7(3w + 7)
(-4 * -7 + 3w * -7) = 7(3w + 7)
(28 + -21w) = 7(3w + 7)

Reorder the terms:
28 + -21w = 7(7 + 3w)
28 + -21w = (7 * 7 + 3w * 7)
28 + -21w = (49 + 21w)

Solving
28 + -21w = 49 + 21w

Solving for variable 'w'.

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

Add '-21w' to each side of the equation.
28 + -21w + -21w = 49 + 21w + -21w

Combine like terms: -21w + -21w = -42w
28 + -42w = 49 + 21w + -21w

Combine like terms: 21w + -21w = 0
28 + -42w = 49 + 0
28 + -42w = 49

Add '-28' to each side of the equation.
28 + -28 + -42w = 49 + -28

Combine like terms: 28 + -28 = 0
0 + -42w = 49 + -28
-42w = 49 + -28

Combine like terms: 49 + -28 = 21
-42w = 21

Divide each side by '-42'.
w = -0.5

Simplifying
w = -0.5

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