3*2=6
6-x-2=0
4=x
The answer is 4
Answer:
5/2
Step-by-step explanation:
Move the 5^-3 to the denominator and add the exponents of like coefficents
There are seven full Octaves on a piano with 88 keys
The answer is B. You add all the numbers together and divide by the amount of numbers you have to find the mean. The missing height is 62 because 54+57+59+63+66+68+70+58=563
563/9 (amount of numbers you have including the missing height) = 63
Answer:
Step-by-step explanation:
At time zero the level was 7 gallons and at time 3 min, the level was 5 gallons.
<u>Take two points:</u>
<u>Find the rate of change:</u>
This is a 2 gallons per 3 minutes
<u>Tank holds 10 gallons, it was emptied by 3 gallons and it took:</u>
- 3 : (2/3) = 3* 3/2 = 4.5 minutes