1. 4x + 8 = 20 → x = 3
2. 3y - 5 = 16 → y = 7
3. 2z + 7 = 19 → z = 6
4. 5a - 3 = 22 → a = 5
5. 6b + 4 = 28 → b = 4
6. 7c - 2 = 26 → c = 4
7. 8d + 1 = 25 → d = 3
8. 9e - 6 = 30 → e = 4
9. 10f + 3 = 33 → f = 3
10. 11g - 4 = 39 → g = 4
11. 12h + 5 = 41 → h = 3
12. 13i - 7 = 42 → i = 3.769... (or 49/13)
13. 14j + 6 = 48 → j = 3
14. 15k - 8 = 47 → k = 3.666... (or 11/3)
15. 16l + 9 = 57 → l = 3
16. 17m - 10 = 54 → m = 3.764... (or 64/17)
17. 18n + 11 = 65 → n = 3
18. 19o - 12 = 66 → o = 4.105... (or 78/19)
19. 20p + 13 = 73 → p = 3
20. 21q - 14 = 70 → q = 4
Parent Tip: Review the logic above to help your child master the concept of kuta software infinite algebra 1 worksheet.