19=10-5w+9w-7

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Solution for 19=10-5w+9w-7 equation:


Simplifying
19 = 10 + -5w + 9w + -7

Reorder the terms:
19 = 10 + -7 + -5w + 9w

Combine like terms: 10 + -7 = 3
19 = 3 + -5w + 9w

Combine like terms: -5w + 9w = 4w
19 = 3 + 4w

Solving
19 = 3 + 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.
19 + -4w = 3 + 4w + -4w

Combine like terms: 4w + -4w = 0
19 + -4w = 3 + 0
19 + -4w = 3

Add '-19' to each side of the equation.
19 + -19 + -4w = 3 + -19

Combine like terms: 19 + -19 = 0
0 + -4w = 3 + -19
-4w = 3 + -19

Combine like terms: 3 + -19 = -16
-4w = -16

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

Simplifying
w = 4

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