-10=9+(9y-1)

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Solution for -10=9+(9y-1) equation:


Simplifying
-10 = 9 + (9y + -1)

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

Remove parenthesis around (-1 + 9y)
-10 = 9 + -1 + 9y

Combine like terms: 9 + -1 = 8
-10 = 8 + 9y

Solving
-10 = 8 + 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.
-10 + -9y = 8 + 9y + -9y

Combine like terms: 9y + -9y = 0
-10 + -9y = 8 + 0
-10 + -9y = 8

Add '10' to each side of the equation.
-10 + 10 + -9y = 8 + 10

Combine like terms: -10 + 10 = 0
0 + -9y = 8 + 10
-9y = 8 + 10

Combine like terms: 8 + 10 = 18
-9y = 18

Divide each side by '-9'.
y = -2

Simplifying
y = -2

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