7. (a) Tanzania Institute of Education
FOR ONLINE READING ONLY
(b)
y
4
(0, 3)
3
y=- 2x + 3
2 3
(3, 1)
1
-2 -1 0 1 2 3 4 5 x
-1
Mathematics Form One
-2
199
25/09/2025 15:02:26
Mathematics form 1.indd 199
Mathematics form 1.indd 199 25/09/2025 15:02:26