8+3w=-13

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Solution for 8+3w=-13 equation: 


Simplifying
8 + 3w = -13

Solving
8 + 3w = -13

Solving for variable 'w'.

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

Add '-8' to each side of the equation.
8 + -8 + 3w = -13 + -8

Combine like terms: 8 + -8 = 0
0 + 3w = -13 + -8
3w = -13 + -8

Combine like terms: -13 + -8 = -21
3w = -21

Divide each side by '3'.
w = -7

Simplifying
w = -7

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