400-30y=150+20y

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Solution for 400-30y=150+20y equation:


Simplifying
400 + -30y = 150 + 20y

Solving
400 + -30y = 150 + 20y

Solving for variable 'y'.

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

Add '-20y' to each side of the equation.
400 + -30y + -20y = 150 + 20y + -20y

Combine like terms: -30y + -20y = -50y
400 + -50y = 150 + 20y + -20y

Combine like terms: 20y + -20y = 0
400 + -50y = 150 + 0
400 + -50y = 150

Add '-400' to each side of the equation.
400 + -400 + -50y = 150 + -400

Combine like terms: 400 + -400 = 0
0 + -50y = 150 + -400
-50y = 150 + -400

Combine like terms: 150 + -400 = -250
-50y = -250

Divide each side by '-50'.
y = 5

Simplifying
y = 5

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