9(y-1)-4y=1

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Solution for 9(y-1)-4y=1 equation: 


Simplifying
9(y + -1) + -4y = 1

Reorder the terms:
9(-1 + y) + -4y = 1
(-1 * 9 + y * 9) + -4y = 1
(-9 + 9y) + -4y = 1

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

Solving
-9 + 5y = 1

Solving for variable 'y'.

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

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

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

Combine like terms: 1 + 9 = 10
5y = 10

Divide each side by '5'.
y = 2

Simplifying
y = 2

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