2(-1)-5y=9

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


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

Multiply 2 * -1
-2 + -5y = 9

Solving
-2 + -5y = 9

Solving for variable 'y'.

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

Add '2' to each side of the equation.
-2 + 2 + -5y = 9 + 2

Combine like terms: -2 + 2 = 0
0 + -5y = 9 + 2
-5y = 9 + 2

Combine like terms: 9 + 2 = 11
-5y = 11

Divide each side by '-5'.
y = -2.2

Simplifying
y = -2.2

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