Answer: 2,3, and the last one.... I think
Step-by-step explanation:
For this case we propose a system of equations:
x: Let the variable representing the quantity of Granny Smith apples
y: Let the variable representing the number of Gala apples
According to the statement we have:

From the first equation we have to:

replacing in the second equation:

So, Carl bought 7 Gala apples
On the other hand:

So, Carl bought 12 Granny Smith apples
Answer:
Carl bought 7 Gala apples and 12 Granny Smith apples
Step-by-step explanation:
A symbol CAN’T be used to represent
two different values in the same equation
at the same time. true or false
True.