Answer:
Equations:
--- Hot dog
--- Pretzel
Step-by-step explanation:
Represent hot dogs with H and Pretzels with P.
For Tina:
For Doug:
Solving for the price of both items:
We have:
--- (1)
--- (2)
Multiply (2) by 2
2 * ()
-------------------
--- (3)
Subtract (3) from (1)
----------------------
Solve for P
Substitute 1.25 for P in (2)
Collect Like Terms
Solve for H
2a - b....a = 2 and b = 3
2(2) - 3 =
4 - 3 =
1
Answer:
Step-by-step explanation: