ANSWERS
Hot dog meal: $4
Hamburger meal: $9
Step-by-step explanation
We can write a system of equations
• x: cost of each hot dog meal
,
• y: cost of each hamburger meal
Mrs. Whitehead bought 2 hot dog meals and 3 hamburger meals and spent $35:

Mr. Howell bought 1 hot dog meal and 4 hamburger meals and spent $31:

The system of equations is:

Using the elimination method - which consists in subtracting one equation from the other in order to eliminate one of the variables - we can find