Answer
Success!
y=110

↓Steps Explained:↓

Solve for y

2y - 20 = 200

Divide each side by 2

2y
2
=
  
-20
2

Group constants

Group our constants -20 and 200.
add 20 to both sides

2y - 20 + 20 = 200 + 20

Cancel 20 on the left side:

2y = 220

Divide each side of the equation by 2

2y
2
=
  
220
2

y = 110

Final Answer

y=110
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