7(w+3)-5w=7

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Solution for 7(w+3)-5w=7 equation:


Simplifying
7(w + 3) + -5w = 7

Reorder the terms:
7(3 + w) + -5w = 7
(3 * 7 + w * 7) + -5w = 7
(21 + 7w) + -5w = 7

Combine like terms: 7w + -5w = 2w
21 + 2w = 7

Solving
21 + 2w = 7

Solving for variable 'w'.

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

Add '-21' to each side of the equation.
21 + -21 + 2w = 7 + -21

Combine like terms: 21 + -21 = 0
0 + 2w = 7 + -21
2w = 7 + -21

Combine like terms: 7 + -21 = -14
2w = -14

Divide each side by '2'.
w = -7

Simplifying
w = -7

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