Answer:
B and E
Step-by-step explanation:
A. Incorrect; the expanded form of 3(4x + 3) is 12x + 9
B. Correct; the cumulative property of addition was applied here.
C. Incorrect; this adds up to 8x + 52, which is not equivalent to 12x + 9
D. Incorrect; this equals 13
E. Correct; this is the expanded form of 3(4x + 3)
Step-by-step explanation:
so this is the answer for the problem for you
Answer:
total balloons = 120r+72y
Step-by-step explanation:
If there are 120 cases of red balloons and r red balloons in each cases
Number of red balloons = 120*r
If there are 72 cases of yellow balloons and y yellow balloons in each cases
Number of yellow balloons = 72y
The total number of balloons is red balloons plus yellow balloons
total balloons = 120r+72y
Answer:
the asnwer is postive
Step-by-step explanation:
Answer:
subtraction property of equality
Step-by-step explanation:
-4x+5=1
subtract -5 on both sides
hope this helps
