21-2(2w+1)=13w-2(13+w)

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Solution for 21-2(2w+1)=13w-2(13+w) equation:


Simplifying
21 + -2(2w + 1) = 13w + -2(13 + w)

Reorder the terms:
21 + -2(1 + 2w) = 13w + -2(13 + w)
21 + (1 * -2 + 2w * -2) = 13w + -2(13 + w)
21 + (-2 + -4w) = 13w + -2(13 + w)

Combine like terms: 21 + -2 = 19
19 + -4w = 13w + -2(13 + w)
19 + -4w = 13w + (13 * -2 + w * -2)
19 + -4w = 13w + (-26 + -2w)

Reorder the terms:
19 + -4w = -26 + 13w + -2w

Combine like terms: 13w + -2w = 11w
19 + -4w = -26 + 11w

Solving
19 + -4w = -26 + 11w

Solving for variable 'w'.

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

Add '-11w' to each side of the equation.
19 + -4w + -11w = -26 + 11w + -11w

Combine like terms: -4w + -11w = -15w
19 + -15w = -26 + 11w + -11w

Combine like terms: 11w + -11w = 0
19 + -15w = -26 + 0
19 + -15w = -26

Add '-19' to each side of the equation.
19 + -19 + -15w = -26 + -19

Combine like terms: 19 + -19 = 0
0 + -15w = -26 + -19
-15w = -26 + -19

Combine like terms: -26 + -19 = -45
-15w = -45

Divide each side by '-15'.
w = 3

Simplifying
w = 3

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