Answer:
D
Step-by-step explanation:
- gradient = y2 _ y÷ x2_x1
- 12-8÷-39-25
The first one. 1 machine= x 5 mach.=5x. Total time is thus 5x+2/3=1 3/4h. Simply find x by doing 105min-40min/5 and that is 13.
Answer:
10/-5 =2/-1 = -2
Step-by-step explanation:
If this does not help, just ignore it honestly.
The answer is d because you multiplied 4 by it's reciprocal to get 1