Answer:

Step-by-step explanation:
- -1/9 × -5/4: 9 × 4 = 36, -1 × -5 = 5
- Put them together: 5/36
Answer:
Step-by-step explanation:
13-2x 5
13-5= 8
2x 8
Answer:
(-5,-8)
Step-by-step explanation:
Answer:
The first is 30
Step-by-step explanation:
The third is 115