1. 1 Brackets Press Ctrl-A ©2009 – Not to be sold/Free to use Stage 5 Year 9

2. 2 Solve and graph the following inequations. 2b < 10 1. 2b - 6 < 4 +6 2. 3n + 7 ≥ 10 3. 4p – 1 > -9 5 4. 5c - 6 ≥ 9 5. 7z + 1 ≤ 36 6. 6w - 5 > 7 -7 3n ≥ 3 1 +1 4p > -8 -2 +6 5c ≥ 15 3 7z ≤ 35 5 +5 6w > 12 2 ÷2 b < 5 ÷3 n ≥ 1 ÷4 p > -2 ÷5 c ≥ 3 ÷7 z ≤ 5 ÷6 w > 2

3. 3 Solve and graph the following inequations. 4r > 8 7. 4r - 5 > 3 +5 8. 2p + 5 ≤ 13 9. 5p – 1 > -4 2 10. 3f - 1 < 8 11. 2z + 1 ≥ 37 12. 4w - 5 ≤ 7 -5 2p ≤ 8 4 +1 5p > -5 +1 3f < 9 3 2z ≥ 36 18 +5 4w ≤ 12 3 ÷4 r > 2 ÷3 p ≤ 4 ÷5 p > -1 ÷3 f < 3 ÷7 z ≥ 18 ÷6 w ≤ 3

4. 4 Solve and graph the following inequations. 4w ≤ 16 4w + 20 ≤ 38 z ≥ 6 2z + 2 ≥ 14 2z ≥ 12 3f < 12 3f – 3 < 9 p > 0 5p > 0 5p - 5 > -5 3. 5(p – 1) > -5 2p + 10 ≤ 12 2p ≤ 2 4r – 10 > 6 1. 4(r – 5) > 6 -10 2. 2(p + 5) ≤ 12 4 4. 3(f – 1) < 9 5. 2(z + 1) ≥ 14 6. 4(w + 5) ≤ 38 -20 1 +5 0 +3 4 -2 6 -20 4 ÷4 4r > 16 ÷2 ÷5 ÷3 ÷4 r > 4 +10 p ≤ 1 ÷2 f < 4w ≤ 4