Question

Dwayne takes care of horses at the Silver Spur Ranch. The ranch has a red barn and a gray barn. Together, the barns hold a total of 30 horses. The red barn holds 18 horses.
Let g represent the number of horses the gray barn holds. Which equation models the problem?
Solve this equation to find the number of horses the gray barn holds.
horses

Answer 1

Let g = number of horses in the gray barn.

Equation: 18 + g = 30

Solve: g = 30 − 18 = 12

The gray barn holds 12 horses.