Answers by visitors named: Nightngale

1. C. Yes; y = 1.625x 2. D. no; y does not vary directly with x. 3. D. line in graphs goes through -6. 4. C. line in graph goes through -7 and +2 5. B. 46/1;your car travels 46 miles in 1 hour 6. C. 1/4. 7. B. -2/3 8. C. undefined 9. C. y-3=5(x-8) 10.C. y+2=-1/2(x+4) 11.B. y-21=7(x-3) 12.B. 13.A 14.D. 15.B. 16.C. 17.C. 18.A. 19.A. 20.A. 21.A. 22.A