-9=7+4w

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Solution for -9=7+4w equation:


Simplifying
-9 = 7 + 4w

Solving
-9 = 7 + 4w

Solving for variable 'w'.

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

Add '-4w' to each side of the equation.
-9 + -4w = 7 + 4w + -4w

Combine like terms: 4w + -4w = 0
-9 + -4w = 7 + 0
-9 + -4w = 7

Add '9' to each side of the equation.
-9 + 9 + -4w = 7 + 9

Combine like terms: -9 + 9 = 0
0 + -4w = 7 + 9
-4w = 7 + 9

Combine like terms: 7 + 9 = 16
-4w = 16

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

Simplifying
w = -4

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