7w+9=4(w-3)

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Solution for 7w+9=4(w-3) equation:


Simplifying
7w + 9 = 4(w + -3)

Reorder the terms:
9 + 7w = 4(w + -3)

Reorder the terms:
9 + 7w = 4(-3 + w)
9 + 7w = (-3 * 4 + w * 4)
9 + 7w = (-12 + 4w)

Solving
9 + 7w = -12 + 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 + 7w + -4w = -12 + 4w + -4w

Combine like terms: 7w + -4w = 3w
9 + 3w = -12 + 4w + -4w

Combine like terms: 4w + -4w = 0
9 + 3w = -12 + 0
9 + 3w = -12

Add '-9' to each side of the equation.
9 + -9 + 3w = -12 + -9

Combine like terms: 9 + -9 = 0
0 + 3w = -12 + -9
3w = -12 + -9

Combine like terms: -12 + -9 = -21
3w = -21

Divide each side by '3'.
w = -7

Simplifying
w = -7

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