21-9y=13y+19

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Solution for 21-9y=13y+19 equation:


Simplifying
21 + -9y = 13y + 19

Reorder the terms:
21 + -9y = 19 + 13y

Solving
21 + -9y = 19 + 13y

Solving for variable 'y'.

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

Add '-13y' to each side of the equation.
21 + -9y + -13y = 19 + 13y + -13y

Combine like terms: -9y + -13y = -22y
21 + -22y = 19 + 13y + -13y

Combine like terms: 13y + -13y = 0
21 + -22y = 19 + 0
21 + -22y = 19

Add '-21' to each side of the equation.
21 + -21 + -22y = 19 + -21

Combine like terms: 21 + -21 = 0
0 + -22y = 19 + -21
-22y = 19 + -21

Combine like terms: 19 + -21 = -2
-22y = -2

Divide each side by '-22'.
y = 0.09090909091

Simplifying
y = 0.09090909091

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