30w-85=20w-15

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Solution for 30w-85=20w-15 equation:


Simplifying
30w + -85 = 20w + -15

Reorder the terms:
-85 + 30w = 20w + -15

Reorder the terms:
-85 + 30w = -15 + 20w

Solving
-85 + 30w = -15 + 20w

Solving for variable 'w'.

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

Add '-20w' to each side of the equation.
-85 + 30w + -20w = -15 + 20w + -20w

Combine like terms: 30w + -20w = 10w
-85 + 10w = -15 + 20w + -20w

Combine like terms: 20w + -20w = 0
-85 + 10w = -15 + 0
-85 + 10w = -15

Add '85' to each side of the equation.
-85 + 85 + 10w = -15 + 85

Combine like terms: -85 + 85 = 0
0 + 10w = -15 + 85
10w = -15 + 85

Combine like terms: -15 + 85 = 70
10w = 70

Divide each side by '10'.
w = 7

Simplifying
w = 7

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