Answer:
(1/4,-121/8)
Step-by-step explanation:
n+3
10.5 : 12 : 13.5
7:8:9
We need to get 8 to 12
12/8 = 3/2
We need to multiply each number by 3/2
7 * 3/2:8* 3/2 :9*3/2
21/2 : 12 : 27/2