one pipe 6 hours fill
two pipe 6 ÷2= 3 hours
Answer:
x=9
Step-by-step explanation:
Q1. x = 10
Q2. x = 7
The steps are :
Q1.
Q2.
1. m=2x b=1 2. m=5/8x b= -1 3. m=7/8x b= -3/4 4. m=3/4x b=4