-9=4(w-5)+7w

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Solution for -9=4(w-5)+7w equation:


Simplifying
-9 = 4(w + -5) + 7w

Reorder the terms:
-9 = 4(-5 + w) + 7w
-9 = (-5 * 4 + w * 4) + 7w
-9 = (-20 + 4w) + 7w

Combine like terms: 4w + 7w = 11w
-9 = -20 + 11w

Solving
-9 = -20 + 11w

Solving for variable 'w'.

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

Add '-11w' to each side of the equation.
-9 + -11w = -20 + 11w + -11w

Combine like terms: 11w + -11w = 0
-9 + -11w = -20 + 0
-9 + -11w = -20

Add '9' to each side of the equation.
-9 + 9 + -11w = -20 + 9

Combine like terms: -9 + 9 = 0
0 + -11w = -20 + 9
-11w = -20 + 9

Combine like terms: -20 + 9 = -11
-11w = -11

Divide each side by '-11'.
w = 1

Simplifying
w = 1

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