Bob keeps his cows and ducks in a barn. there are 13 animals in the barn and all together they have 34 legs. how many cows are there and how many ducks

4 cows and 9 ducks

Step-by-step explanation:

X is cows and Y is ducks

X+Y= 13

4*X + 2*Y= 34

- X+Y= 13

-4*X + 2*Y= 34

4*X+ 2*Y= 34

2*X+ 2*Y= 26

2*X = 8

       X= 4

X+Y= 13

  Y= 13-4

    Y=9

answer: what if i dont want to show my work boi.

step-by-step explanation: im watching dbz and eating popcorn leave meh alone