Answer:
Rs. 4.2
Step-by-step explanation:
10 kg of apples cost Rs. 42
1 kg of apples cost Rs. 42 / 10 = Rs. 4.2
Answer:

Step-by-step explanation:
Given,
The number of miles she walks every day = 
∵ 1 week = 7 days,
⇒ 1 day =
week,
Thus,
The number of miles she walks
week= 
⇒ The number of miles she walks in a week = 
Answer:x=9z + 16
z= x/9 + 16/9
Step-by-step explanation: dont know if i solve for x or z so i did both subtract 16 from both sides for x
Isolate the variable by dividing each side by factors that don't contain the variable. for z let me know if u need help
Answer: false
Step-by-step explanation: