1)Calculate the product:
21a + 10a - 3a
2)Collect like terms:
28a
Answer:
28a
If you subtract Betty's time for the swim, 27.948 seconds, from Nancy's time, 28.004 seconds, you will find that Betty was faster than Nancy by 0.056 seconds. She would be considered the winner of the 50-meter freestyle swim.
Answer:
the answer to 0.4 cubed is 0.064
Answer:
CB=18
And the measure of angle BDA is 21 degrees
Step-by-step explanation:
Estimate: 4x980= 3920
Actual Product: 3916
