Answer:
1) x represents the # of cranes
3x represents the # of cranes * 3 minutes
10 represents the time the centerpiece took
30 is the time limit
2) x
Btw, i'm not sure which way the signs go since I learned this a while ago.
Step-by-step explanation:
Good Luck!!!
Answer:
7
Step-by-step explanation:
a negative number squared is positive
Answer:
B
Step-by-step explanation:
Use Photomath this app gonna help you