Answer:
-20n^2-39n-15
Step-by-step explanation:
10 times 913442 is 9134520.
4.5 hrs because 162.50-50 = 112.50
112.50/25= 4.5
Answer:
1137
Step-by-step explanation:
5675+453
6128
Now
7265-6128
1137
Answer:
1. Two ribbons, A and B. One third of A is equal to all of B. Draw a tape diagram to show the ribbons.
2. Half Robert’s piece of wire is equal to 2/3 of Maria’s wire. The total length of their wires is 10 feet. How much longer is Robert's wire than Maria's?
3. Half Sarah’s wire is equal to 2/5 of Daniel’s. Chris has 3 times as much as Sarah. In all, their wire measures 6 ft. How long is Sarah’s wire in feet?