Problema Solution

Ali's dog weighs 8 times as much as her cat. Together the two pets weigh 54 pounds. How much does Ali's dog weigh?

Answer provided by our tutors

Let

d = the weight of the dog

c = the weight of the cat

The dog weighs 8 times as much as the cat:

d = 8c

The dog and the cat together weight 54 lbs:

d + c = 54

We have the following system of equations:

d = 8c

d + c = 54

........

click here to see the system of equations solved for d and c

........

d = 48 lbs

c = 6 lbs

Ali's dog weighs 48 pounds.