Cats and birds

There are 15 cats and birds in a park. There are 42 legs altogether. How many cats are there?

Correct answer:

c =  6

Step-by-step explanation:

15=c+b 42=4c+2b  15=c+b 42=4 c+2 b  b+c=15 2b+4c=42  b=9 c=6



Did you find an error or inaccuracy? Feel free to write us. Thank you!







Tips for related online calculators
Do you have a linear equation or system of equations and looking for its solution? Or do you have a quadratic equation?

You need to know the following knowledge to solve this word math problem:

Related math problems and questions: