Answer:
sum of twice a number and three is 21
2x + 3 = 21
x = 9
D.) I and II Only.
1 degree increase in Celsius changes 9/5 or 1.8 degree change in fahrenheit and inverse is also true.... 1 degree increase in Fahrenheit 'cause 5/9 or 0.55 in Celsius
Hope this helps!
Answer:
5.31x=9.28-6.65
5.31x=2.63
×=2.63/5.31
x=<u>2</u><u>.</u><u>63</u>
5.31
The domain would be D. The number of minutes the student studied.