-2y+5-9y=-21

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Solution for -2y+5-9y=-21 equation: 


Simplifying
-2y + 5 + -9y = -21

Reorder the terms:
5 + -2y + -9y = -21

Combine like terms: -2y + -9y = -11y
5 + -11y = -21

Solving
5 + -11y = -21

Solving for variable 'y'.

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

Add '-5' to each side of the equation.
5 + -5 + -11y = -21 + -5

Combine like terms: 5 + -5 = 0
0 + -11y = -21 + -5
-11y = -21 + -5

Combine like terms: -21 + -5 = -26
-11y = -26

Divide each side by '-11'.
y = 2.363636364

Simplifying
y = 2.363636364

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