Answer:
14 units.
Explanation:
2(4y - 3) + 2(3y - 1) = 62 Distribute the 2's.
8y - 6 + 6y -2 = 62 Combine like terms
14y -8 = 62 Add 8 to both sides
14y = 70 Divide both sides by 14
y = 5
Now find side QR:
3y - 1
3(5) - 1
15 - 1
14
Helping in the name of Jesus.