9y+9=2(5y-1)

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Solution for 9y+9=2(5y-1) equation:


Simplifying
9y + 9 = 2(5y + -1)

Reorder the terms:
9 + 9y = 2(5y + -1)

Reorder the terms:
9 + 9y = 2(-1 + 5y)
9 + 9y = (-1 * 2 + 5y * 2)
9 + 9y = (-2 + 10y)

Solving
9 + 9y = -2 + 10y

Solving for variable 'y'.

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

Add '-10y' to each side of the equation.
9 + 9y + -10y = -2 + 10y + -10y

Combine like terms: 9y + -10y = -1y
9 + -1y = -2 + 10y + -10y

Combine like terms: 10y + -10y = 0
9 + -1y = -2 + 0
9 + -1y = -2

Add '-9' to each side of the equation.
9 + -9 + -1y = -2 + -9

Combine like terms: 9 + -9 = 0
0 + -1y = -2 + -9
-1y = -2 + -9

Combine like terms: -2 + -9 = -11
-1y = -11

Divide each side by '-1'.
y = 11

Simplifying
y = 11

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