25-2w=7

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Solution for 25-2w=7 equation: 


Simplifying
25 + -2w = 7

Solving
25 + -2w = 7

Solving for variable 'w'.

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

Add '-25' to each side of the equation.
25 + -25 + -2w = 7 + -25

Combine like terms: 25 + -25 = 0
0 + -2w = 7 + -25
-2w = 7 + -25

Combine like terms: 7 + -25 = -18
-2w = -18

Divide each side by '-2'.
w = 9

Simplifying
w = 9

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