-13=-4w+20

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Solution for -13=-4w+20 equation:


Simplifying
-13 = -4w + 20

Reorder the terms:
-13 = 20 + -4w

Solving
-13 = 20 + -4w

Solving for variable 'w'.

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

Add '4w' to each side of the equation.
-13 + 4w = 20 + -4w + 4w

Combine like terms: -4w + 4w = 0
-13 + 4w = 20 + 0
-13 + 4w = 20

Add '13' to each side of the equation.
-13 + 13 + 4w = 20 + 13

Combine like terms: -13 + 13 = 0
0 + 4w = 20 + 13
4w = 20 + 13

Combine like terms: 20 + 13 = 33
4w = 33

Divide each side by '4'.
w = 8.25

Simplifying
w = 8.25

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