18-7w=-39

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Solution for 18-7w=-39 equation: 


Simplifying
18 + -7w = -39

Solving
18 + -7w = -39

Solving for variable 'w'.

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

Add '-18' to each side of the equation.
18 + -18 + -7w = -39 + -18

Combine like terms: 18 + -18 = 0
0 + -7w = -39 + -18
-7w = -39 + -18

Combine like terms: -39 + -18 = -57
-7w = -57

Divide each side by '-7'.
w = 8.142857143

Simplifying
w = 8.142857143

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