20=4(w-7)+2w

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Solution for 20=4(w-7)+2w equation:


Simplifying
20 = 4(w + -7) + 2w

Reorder the terms:
20 = 4(-7 + w) + 2w
20 = (-7 * 4 + w * 4) + 2w
20 = (-28 + 4w) + 2w

Combine like terms: 4w + 2w = 6w
20 = -28 + 6w

Solving
20 = -28 + 6w

Solving for variable 'w'.

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

Add '-6w' to each side of the equation.
20 + -6w = -28 + 6w + -6w

Combine like terms: 6w + -6w = 0
20 + -6w = -28 + 0
20 + -6w = -28

Add '-20' to each side of the equation.
20 + -20 + -6w = -28 + -20

Combine like terms: 20 + -20 = 0
0 + -6w = -28 + -20
-6w = -28 + -20

Combine like terms: -28 + -20 = -48
-6w = -48

Divide each side by '-6'.
w = 8

Simplifying
w = 8

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