20-w+1=-9w+7(4w-17)

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Solution for 20-w+1=-9w+7(4w-17) equation:


Simplifying
20 + -1w + 1 = -9w + 7(4w + -17)

Reorder the terms:
20 + 1 + -1w = -9w + 7(4w + -17)

Combine like terms: 20 + 1 = 21
21 + -1w = -9w + 7(4w + -17)

Reorder the terms:
21 + -1w = -9w + 7(-17 + 4w)
21 + -1w = -9w + (-17 * 7 + 4w * 7)
21 + -1w = -9w + (-119 + 28w)

Reorder the terms:
21 + -1w = -119 + -9w + 28w

Combine like terms: -9w + 28w = 19w
21 + -1w = -119 + 19w

Solving
21 + -1w = -119 + 19w

Solving for variable 'w'.

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

Add '-19w' to each side of the equation.
21 + -1w + -19w = -119 + 19w + -19w

Combine like terms: -1w + -19w = -20w
21 + -20w = -119 + 19w + -19w

Combine like terms: 19w + -19w = 0
21 + -20w = -119 + 0
21 + -20w = -119

Add '-21' to each side of the equation.
21 + -21 + -20w = -119 + -21

Combine like terms: 21 + -21 = 0
0 + -20w = -119 + -21
-20w = -119 + -21

Combine like terms: -119 + -21 = -140
-20w = -140

Divide each side by '-20'.
w = 7

Simplifying
w = 7

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