30-15y=40-14y

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Solution for 30-15y=40-14y equation:


Simplifying
30 + -15y = 40 + -14y

Solving
30 + -15y = 40 + -14y

Solving for variable 'y'.

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

Add '14y' to each side of the equation.
30 + -15y + 14y = 40 + -14y + 14y

Combine like terms: -15y + 14y = -1y
30 + -1y = 40 + -14y + 14y

Combine like terms: -14y + 14y = 0
30 + -1y = 40 + 0
30 + -1y = 40

Add '-30' to each side of the equation.
30 + -30 + -1y = 40 + -30

Combine like terms: 30 + -30 = 0
0 + -1y = 40 + -30
-1y = 40 + -30

Combine like terms: 40 + -30 = 10
-1y = 10

Divide each side by '-1'.
y = -10

Simplifying
y = -10

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