2w+7-7(-2w-1)=4w-1

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Solution for 2w+7-7(-2w-1)=4w-1 equation:


Simplifying
2w + 7 + -7(-2w + -1) = 4w + -1

Reorder the terms:
2w + 7 + -7(-1 + -2w) = 4w + -1
2w + 7 + (-1 * -7 + -2w * -7) = 4w + -1
2w + 7 + (7 + 14w) = 4w + -1

Reorder the terms:
7 + 7 + 2w + 14w = 4w + -1

Combine like terms: 7 + 7 = 14
14 + 2w + 14w = 4w + -1

Combine like terms: 2w + 14w = 16w
14 + 16w = 4w + -1

Reorder the terms:
14 + 16w = -1 + 4w

Solving
14 + 16w = -1 + 4w

Solving for variable 'w'.

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

Add '-4w' to each side of the equation.
14 + 16w + -4w = -1 + 4w + -4w

Combine like terms: 16w + -4w = 12w
14 + 12w = -1 + 4w + -4w

Combine like terms: 4w + -4w = 0
14 + 12w = -1 + 0
14 + 12w = -1

Add '-14' to each side of the equation.
14 + -14 + 12w = -1 + -14

Combine like terms: 14 + -14 = 0
0 + 12w = -1 + -14
12w = -1 + -14

Combine like terms: -1 + -14 = -15
12w = -15

Divide each side by '12'.
w = -1.25

Simplifying
w = -1.25

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