3(w+9)=7(w+7)

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


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

Reorder the terms:
3(9 + w) = 7(w + 7)
(9 * 3 + w * 3) = 7(w + 7)
(27 + 3w) = 7(w + 7)

Reorder the terms:
27 + 3w = 7(7 + w)
27 + 3w = (7 * 7 + w * 7)
27 + 3w = (49 + 7w)

Solving
27 + 3w = 49 + 7w

Solving for variable 'w'.

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

Add '-7w' to each side of the equation.
27 + 3w + -7w = 49 + 7w + -7w

Combine like terms: 3w + -7w = -4w
27 + -4w = 49 + 7w + -7w

Combine like terms: 7w + -7w = 0
27 + -4w = 49 + 0
27 + -4w = 49

Add '-27' to each side of the equation.
27 + -27 + -4w = 49 + -27

Combine like terms: 27 + -27 = 0
0 + -4w = 49 + -27
-4w = 49 + -27

Combine like terms: 49 + -27 = 22
-4w = 22

Divide each side by '-4'.
w = -5.5

Simplifying
w = -5.5

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