Answer:
Marta
Step-by-step explanation:
We are given that

We have to find who is correct and explain.
We know that
Equation: It is mathematical sentence that combines numbers and variables which shows the equality of two expressions.
Example:

Expression: It is mathematical phrase that combines numbers and variables
using mathematical operators.It can be evaluated but not solved.
Example:

By definitions

It is in equation form.
Therefore, Marta is correct.
You would multiply 2 1/2 and 3 3/4, which would give you 9.375 or as a mixed number 9 7/8
7 because the 3 is the coefficient and the x is the variable. The + is the operator so that leaves you the 7
Answer:
36288
Step-by-step explanation:
i calculated and this is what i got i ope this helps