200+y-9=221

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Solution for 200+y-9=221 equation: 


Simplifying
200 + y + -9 = 221

Reorder the terms:
200 + -9 + y = 221

Combine like terms: 200 + -9 = 191
191 + y = 221

Solving
191 + y = 221

Solving for variable 'y'.

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

Add '-191' to each side of the equation.
191 + -191 + y = 221 + -191

Combine like terms: 191 + -191 = 0
0 + y = 221 + -191
y = 221 + -191

Combine like terms: 221 + -191 = 30
y = 30

Simplifying
y = 30

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