Answer:
The cost of plans is same for 120 minutes.
Step-by-step explanation:
Given:
One cellular phone charge = $26.50 a month and $0.15 per minute.
Another cellular charges = $14.50 a month and $0.25 per minute.
Let the number of minutes at which both plans are same be = minutes
For minutes the plan charges are as following:
1)
2)
So, we equate the above expressions as the plans are same.
Multiplying both sides by 100.
Subtracting both sides by 1450.
Subtracting both sides by
Dividing both sides by 10.
∴
The cost of plans is same for 120 minutes.
To find what 25 is 50% of n set up a percent equation 25=.50*n then divide 25 by .50 and will get 50 so 25 is 50% of 50
Answer: 16
Step-by-step explanation:
14 is greater than -11 because -4 is closer to being a whole number. that is 7, -3- -21= 18. -9 - 18= -9 so you cant do that. now add them all together 7 + 18 + -9 = 16. :D hope this helps!
Answer:
-7
Step-by-step explanation:
-35/5
=> -7 x 5/5
=> -7 x 1
=> -7