-2(10-w)=20-10

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Solution for -2(10-w)=20-10 equation:


Simplifying
-2(10 + -1w) = 20 + -10
(10 * -2 + -1w * -2) = 20 + -10
(-20 + 2w) = 20 + -10

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

Solving
-20 + 2w = 10

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 = 10 + 20

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

Combine like terms: 10 + 20 = 30
2w = 30

Divide each side by '2'.
w = 15

Simplifying
w = 15

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