-18=-7w+12

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Solution for -18=-7w+12 equation:


Simplifying
-18 = -7w + 12

Reorder the terms:
-18 = 12 + -7w

Solving
-18 = 12 + -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.
-18 + 7w = 12 + -7w + 7w

Combine like terms: -7w + 7w = 0
-18 + 7w = 12 + 0
-18 + 7w = 12

Add '18' to each side of the equation.
-18 + 18 + 7w = 12 + 18

Combine like terms: -18 + 18 = 0
0 + 7w = 12 + 18
7w = 12 + 18

Combine like terms: 12 + 18 = 30
7w = 30

Divide each side by '7'.
w = 4.285714286

Simplifying
w = 4.285714286

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