Phoebe wen to a pet shop and saw birds and puppies. There are 18 animals in all in the pet shop. If Phoebe saw 50 animal legs on all, how many puppies and how many birds are there in the pet shop?

Answer 1

P = 18 - B

2P + B = 50

Substitute 18-B for P in the second equation and solve for B. Insert that value into the first equation to solve for P. Check by putting both values into the second equation.

Answer 2

place each number in the ven diagram . then classify each number by indicating in which set or sets each number belongs

Answer 3

4P + 2B = 50