12-2(2w+1)=7w-3(7+w)

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Solution for 12-2(2w+1)=7w-3(7+w) equation:


Simplifying
12 + -2(2w + 1) = 7w + -3(7 + w)

Reorder the terms:
12 + -2(1 + 2w) = 7w + -3(7 + w)
12 + (1 * -2 + 2w * -2) = 7w + -3(7 + w)
12 + (-2 + -4w) = 7w + -3(7 + w)

Combine like terms: 12 + -2 = 10
10 + -4w = 7w + -3(7 + w)
10 + -4w = 7w + (7 * -3 + w * -3)
10 + -4w = 7w + (-21 + -3w)

Reorder the terms:
10 + -4w = -21 + 7w + -3w

Combine like terms: 7w + -3w = 4w
10 + -4w = -21 + 4w

Solving
10 + -4w = -21 + 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.
10 + -4w + -4w = -21 + 4w + -4w

Combine like terms: -4w + -4w = -8w
10 + -8w = -21 + 4w + -4w

Combine like terms: 4w + -4w = 0
10 + -8w = -21 + 0
10 + -8w = -21

Add '-10' to each side of the equation.
10 + -10 + -8w = -21 + -10

Combine like terms: 10 + -10 = 0
0 + -8w = -21 + -10
-8w = -21 + -10

Combine like terms: -21 + -10 = -31
-8w = -31

Divide each side by '-8'.
w = 3.875

Simplifying
w = 3.875

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