Answer:
none of these are right but the answer is 2x - y = -1.
D would be right but there is a negative sign in front of 2x.
Step-by-step explanation:
Answer:
If one cup is 8 then 3 cups is 24
Step-by-step explanation:
This can be solved by multiplying:
1*8=8
3*8=24
Number 2 is $4 not $.40 and 3 is 10% OFF not added to. Those are all I had time to check but 1 is right
Answer:
4(30 +1)= 4(30) + 4(1)
Step-by-step explanation:
The property states a(b+c)= ab+ac.
30 and 1 equals 31, then you just plug the two numbers into the equation.
Answer:
There will be 7 students on each bus.
Step-by-step explanation:
If the class of 63 students is divided into 9 buses with the same number of students traveling in each one, to determine the number of students traveling in each bus it is necessary to perform the following mathematical calculation:
63/9 = X
7 = X
Thus, in each bus 7 students will travel, and in this way all buses will carry the same number of students.