Answer :
13+ 5.75h= 19+4.5h
subtract 4.5h both sides
13+ 1.25h= 19
subtract 13 both sides
1.25h = 6
divide both sides by 1.25
h= 4.8
at 4.8 hours, the prices of keeping the dog would be equivalent
subtract 4.5h both sides
13+ 1.25h= 19
subtract 13 both sides
1.25h = 6
divide both sides by 1.25
h= 4.8
at 4.8 hours, the prices of keeping the dog would be equivalent