10y=9(y+9)

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Solution for 10y=9(y+9) equation: 


Simplifying
10y = 9(y + 9)

Reorder the terms:
10y = 9(9 + y)
10y = (9 * 9 + y * 9)
10y = (81 + 9y)

Solving
10y = 81 + 9y

Solving for variable 'y'.

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

Add '-9y' to each side of the equation.
10y + -9y = 81 + 9y + -9y

Combine like terms: 10y + -9y = 1y
1y = 81 + 9y + -9y

Combine like terms: 9y + -9y = 0
1y = 81 + 0
1y = 81

Divide each side by '1'.
y = 81

Simplifying
y = 81

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