•Let x represent the number of horses •the number of goats is 5 less than the number of horses •the total number of horses and goats is 21 What is x, the number of horses on the farm?

Respuesta :

Answer: x=13

Step-by-step explanation:  

(x-5) + x = 21  given

2x-5=21          combined like terms

2x=26             addition property of equality

x=13                 division property of equality