7w-8w=-4w-w-30

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Solution for 7w-8w=-4w-w-30 equation:


Simplifying
7w + -8w = -4w + -1w + -30

Combine like terms: 7w + -8w = -1w
-1w = -4w + -1w + -30

Reorder the terms:
-1w = -30 + -4w + -1w

Combine like terms: -4w + -1w = -5w
-1w = -30 + -5w

Solving
-1w = -30 + -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.
-1w + 5w = -30 + -5w + 5w

Combine like terms: -1w + 5w = 4w
4w = -30 + -5w + 5w

Combine like terms: -5w + 5w = 0
4w = -30 + 0
4w = -30

Divide each side by '4'.
w = -7.5

Simplifying
w = -7.5

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