Identify the value for the variable. What is the value of x in this simplified expression? 7^-9 times 7^-3=7^x
Options:-12,6,3,27
What is the value of y in this simplified expression?
11^-4/11^-8=11^y
Options:
-12,2,4,32

x/3-10=8

x/3=18

x=48

the answer would be 150 books

step-by-step explanation:

if you divide 300 by 2 you will get 150

slope is 35 and 20 miles is the y-intercept.

step-by-step explanation:

she will sew have sewn five dresses   and be 1/3 done with the sixth one in an hour.

step-by-step explanation:

3/4 of an hour=45 mins

lucy makes 1 dress per 11.25 minutes

45 mins+11.25 mins=56.25 mins

60 mins- 56.25 mins=3.75 mins

3.75 mins is 1/3 of of 11.25 mins

therefore she the other 1/3 would be part of the hour and she will have sewn 5 dresses and begun the sixth.

contact me if you have any questions you are welcome.