w+(w-20)=620

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Solution for w+(w-20)=620 equation:


Simplifying
w + (w + -20) = 620

Reorder the terms:
w + (-20 + w) = 620

Remove parenthesis around (-20 + w)
w + -20 + w = 620

Reorder the terms:
-20 + w + w = 620

Combine like terms: w + w = 2w
-20 + 2w = 620

Solving
-20 + 2w = 620

Solving for variable 'w'.

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

Add '20' to each side of the equation.
-20 + 20 + 2w = 620 + 20

Combine like terms: -20 + 20 = 0
0 + 2w = 620 + 20
2w = 620 + 20

Combine like terms: 620 + 20 = 640
2w = 640

Divide each side by '2'.
w = 320

Simplifying
w = 320

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