13=-21+w

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Solution for 13=-21+w equation:


Simplifying
13 = -21 + w

Solving
13 = -21 + w

Solving for variable 'w'.

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

Add '-1w' to each side of the equation.
13 + -1w = -21 + w + -1w

Combine like terms: w + -1w = 0
13 + -1w = -21 + 0
13 + -1w = -21

Add '-13' to each side of the equation.
13 + -13 + -1w = -21 + -13

Combine like terms: 13 + -13 = 0
0 + -1w = -21 + -13
-1w = -21 + -13

Combine like terms: -21 + -13 = -34
-1w = -34

Divide each side by '-1'.
w = 34

Simplifying
w = 34

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