3w-7+w=8

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Solution for 3w-7+w=8 equation: 


Simplifying
3w + -7 + w = 8

Reorder the terms:
-7 + 3w + w = 8

Combine like terms: 3w + w = 4w
-7 + 4w = 8

Solving
-7 + 4w = 8

Solving for variable 'w'.

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

Add '7' to each side of the equation.
-7 + 7 + 4w = 8 + 7

Combine like terms: -7 + 7 = 0
0 + 4w = 8 + 7
4w = 8 + 7

Combine like terms: 8 + 7 = 15
4w = 15

Divide each side by '4'.
w = 3.75

Simplifying
w = 3.75

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