-7(w-4)=-5w+42

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Solution for -7(w-4)=-5w+42 equation:


Simplifying
-7(w + -4) = -5w + 42

Reorder the terms:
-7(-4 + w) = -5w + 42
(-4 * -7 + w * -7) = -5w + 42
(28 + -7w) = -5w + 42

Reorder the terms:
28 + -7w = 42 + -5w

Solving
28 + -7w = 42 + -5w

Solving for variable 'w'.

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

Add '5w' to each side of the equation.
28 + -7w + 5w = 42 + -5w + 5w

Combine like terms: -7w + 5w = -2w
28 + -2w = 42 + -5w + 5w

Combine like terms: -5w + 5w = 0
28 + -2w = 42 + 0
28 + -2w = 42

Add '-28' to each side of the equation.
28 + -28 + -2w = 42 + -28

Combine like terms: 28 + -28 = 0
0 + -2w = 42 + -28
-2w = 42 + -28

Combine like terms: 42 + -28 = 14
-2w = 14

Divide each side by '-2'.
w = -7

Simplifying
w = -7

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