Write the equation of a line from a table

Find the slope from two columns, then find b with one column.

1. A linear relationship has x = 0, 3, 6 and y = −7, −1, 5. Write its equation in the form y = mx + b.
2. A linear relationship has x = 2, 4, 6 and y = 7, 11, 15. Write its equation in the form y = mx + b.
3. A linear relationship has x = 2, 3, 4 and y = 9, 12, 15. Write its equation in the form y = mx + b.
4. A linear relationship has x = 2, 4, 6 and y = 8, 18, 28. Write its equation in the form y = mx + b.
5. A linear relationship has x = −2, 0, 2 and y = 5, −7, −19. Write its equation in the form y = mx + b.
6. A linear relationship has x = 1, 3, 5 and y = 7, 23, 39. Write its equation in the form y = mx + b.
7. A linear relationship has x = −1, 2, 5 and y = 1, −11, −23. Write its equation in the form y = mx + b.
8. A linear relationship has x = 1, 2, 3 and y = −16, −23, −30. Write its equation in the form y = mx + b.
9. A linear relationship has x = 1, 2, 3 and y = 17, 19, 21. Write its equation in the form y = mx + b.
10. A linear relationship has x = −1, 0, 1 and y = 20, 13, 6. Write its equation in the form y = mx + b.
11. A linear relationship has x = 0, 2, 4 and y = 10, −10, −30. Write its equation in the form y = mx + b.
12. A linear relationship has x = −1, 2, 5 and y = 3, −9, −21. Write its equation in the form y = mx + b.
13. A linear relationship has x = −2, 0, 2 and y = −28, −8, 12. Write its equation in the form y = mx + b.
14. A linear relationship has x = 2, 4, 6 and y = −4, −28, −52. Write its equation in the form y = mx + b.
15. A linear relationship has x = 2, 5, 8 and y = 25, 40, 55. Write its equation in the form y = mx + b.
16. A linear relationship has x = 2, 5, 8 and y = −3, 12, 27. Write its equation in the form y = mx + b.
17. A linear relationship has x = 0, 1, 2 and y = −30, −26, −22. Write its equation in the form y = mx + b.
18. A linear relationship has x = 2, 3, 4 and y = 12, 8, 4. Write its equation in the form y = mx + b.
19. A linear relationship has x = 2, 3, 4 and y = −16, −21, −26. Write its equation in the form y = mx + b.
20. A linear relationship has x = 1, 3, 5 and y = 38, 58, 78. Write its equation in the form y = mx + b.