Answer:
It will be 78
Step-by-step explanation:
Because if you do 84 minus 6 you get 78
Answer:
No
The second one is distribution, they distributed the -3 to inside the parenthesis.
Step-by-step explanation:
Answer:
-4 - 9
Step-by-step explanation:
The arrow on the right points to -4 on the number line, so we know that the equation must start with -4. Then, the longer arrow on the left extends the first arrow 9 units to the left, thus -4 + (-9). Simplify, and we get -4 - 9.
Answer: is that the full question?
Step-by-step explanation:
B. wall length is 30 feet