15=7w+4(w-3)

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Solution for 15=7w+4(w-3) equation:


Simplifying
15 = 7w + 4(w + -3)

Reorder the terms:
15 = 7w + 4(-3 + w)
15 = 7w + (-3 * 4 + w * 4)
15 = 7w + (-12 + 4w)

Reorder the terms:
15 = -12 + 7w + 4w

Combine like terms: 7w + 4w = 11w
15 = -12 + 11w

Solving
15 = -12 + 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.
15 + -11w = -12 + 11w + -11w

Combine like terms: 11w + -11w = 0
15 + -11w = -12 + 0
15 + -11w = -12

Add '-15' to each side of the equation.
15 + -15 + -11w = -12 + -15

Combine like terms: 15 + -15 = 0
0 + -11w = -12 + -15
-11w = -12 + -15

Combine like terms: -12 + -15 = -27
-11w = -27

Divide each side by '-11'.
w = 2.454545455

Simplifying
w = 2.454545455

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