5(2w+4)=7w-7

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Solution for 5(2w+4)=7w-7 equation:


Simplifying
5(2w + 4) = 7w + -7

Reorder the terms:
5(4 + 2w) = 7w + -7
(4 * 5 + 2w * 5) = 7w + -7
(20 + 10w) = 7w + -7

Reorder the terms:
20 + 10w = -7 + 7w

Solving
20 + 10w = -7 + 7w

Solving for variable 'w'.

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

Add '-7w' to each side of the equation.
20 + 10w + -7w = -7 + 7w + -7w

Combine like terms: 10w + -7w = 3w
20 + 3w = -7 + 7w + -7w

Combine like terms: 7w + -7w = 0
20 + 3w = -7 + 0
20 + 3w = -7

Add '-20' to each side of the equation.
20 + -20 + 3w = -7 + -20

Combine like terms: 20 + -20 = 0
0 + 3w = -7 + -20
3w = -7 + -20

Combine like terms: -7 + -20 = -27
3w = -27

Divide each side by '3'.
w = -9

Simplifying
w = -9

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