20=-7w+5(w+2)

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Solution for 20=-7w+5(w+2) equation:


Simplifying
20 = -7w + 5(w + 2)

Reorder the terms:
20 = -7w + 5(2 + w)
20 = -7w + (2 * 5 + w * 5)
20 = -7w + (10 + 5w)

Reorder the terms:
20 = 10 + -7w + 5w

Combine like terms: -7w + 5w = -2w
20 = 10 + -2w

Solving
20 = 10 + -2w

Solving for variable 'w'.

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

Add '2w' to each side of the equation.
20 + 2w = 10 + -2w + 2w

Combine like terms: -2w + 2w = 0
20 + 2w = 10 + 0
20 + 2w = 10

Add '-20' to each side of the equation.
20 + -20 + 2w = 10 + -20

Combine like terms: 20 + -20 = 0
0 + 2w = 10 + -20
2w = 10 + -20

Combine like terms: 10 + -20 = -10
2w = -10

Divide each side by '2'.
w = -5

Simplifying
w = -5

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