45-9y=5-4y

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Solution for 45-9y=5-4y equation:


Simplifying
45 + -9y = 5 + -4y

Solving
45 + -9y = 5 + -4y

Solving for variable 'y'.

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

Add '4y' to each side of the equation.
45 + -9y + 4y = 5 + -4y + 4y

Combine like terms: -9y + 4y = -5y
45 + -5y = 5 + -4y + 4y

Combine like terms: -4y + 4y = 0
45 + -5y = 5 + 0
45 + -5y = 5

Add '-45' to each side of the equation.
45 + -45 + -5y = 5 + -45

Combine like terms: 45 + -45 = 0
0 + -5y = 5 + -45
-5y = 5 + -45

Combine like terms: 5 + -45 = -40
-5y = -40

Divide each side by '-5'.
y = 8

Simplifying
y = 8

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