The original perimeter is 22 cm.
If both sides are doubled, the length would be 16 cm and the width would be 6 cm.
The perimeter would be 44 cm.
22/44 is 50%.
Answer:1. 7 2. 
Step-by-step explanation:
1.
= 7
2.
( doesn't have any simplest radical form)
Answer: x > 20
Step-by-step explanation:
x + 10 > 30
-10 -10
x > 20
Step-by-step explanation:
Y is equal to:
2/3x - 2 = 10
2/3x = 10 + 2
2/3x = 12
3/3x = (12 ÷ 2) × 3
x = 18
Not sure but its worth a try.