4y-9=5-y

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Solution for 4y-9=5-y equation:


Simplifying
4y + -9 = 5 + -1y

Reorder the terms:
-9 + 4y = 5 + -1y

Solving
-9 + 4y = 5 + -1y

Solving for variable 'y'.

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

Add 'y' to each side of the equation.
-9 + 4y + y = 5 + -1y + y

Combine like terms: 4y + y = 5y
-9 + 5y = 5 + -1y + y

Combine like terms: -1y + y = 0
-9 + 5y = 5 + 0
-9 + 5y = 5

Add '9' to each side of the equation.
-9 + 9 + 5y = 5 + 9

Combine like terms: -9 + 9 = 0
0 + 5y = 5 + 9
5y = 5 + 9

Combine like terms: 5 + 9 = 14
5y = 14

Divide each side by '5'.
y = 2.8

Simplifying
y = 2.8

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