78=-7w+-13

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Solution for 78=-7w+-13 equation:


Simplifying
78 = -7w + -13

Reorder the terms:
78 = -13 + -7w

Solving
78 = -13 + -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.
78 + 7w = -13 + -7w + 7w

Combine like terms: -7w + 7w = 0
78 + 7w = -13 + 0
78 + 7w = -13

Add '-78' to each side of the equation.
78 + -78 + 7w = -13 + -78

Combine like terms: 78 + -78 = 0
0 + 7w = -13 + -78
7w = -13 + -78

Combine like terms: -13 + -78 = -91
7w = -91

Divide each side by '7'.
w = -13

Simplifying
w = -13

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