91=2y+y

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Solution for 91=2y+y equation:


Simplifying
91 = 2y + y

Combine like terms: 2y + y = 3y
91 = 3y

Solving
91 = 3y

Solving for variable 'y'.

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

Add '-3y' to each side of the equation.
91 + -3y = 3y + -3y

Combine like terms: 3y + -3y = 0
91 + -3y = 0

Add '-91' to each side of the equation.
91 + -91 + -3y = 0 + -91

Combine like terms: 91 + -91 = 0
0 + -3y = 0 + -91
-3y = 0 + -91

Combine like terms: 0 + -91 = -91
-3y = -91

Divide each side by '-3'.
y = 30.33333333

Simplifying
y = 30.33333333

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