She has 2 $20 and 1 $10 bills.
Since it says that she has 1 more 20 dollar bill, we should subtract 50 by 20.
That gives us 30.
Then we should subtract it AGAIN, 30 by 20.
That gives us ten.
Finally, well subtract that, 10 by 10.
Equation:
[50-(20x2)]-10
Hope i helped!
Answer:
For what amount of calling do the two cost the same?
answer:
plan A: 89 minute
plan B: 105 minutes
what is the cost when the two plans cost same?
answer:
36 costs when two plans cost the same
Step-by-step explanation:
hope it helps
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Answer:
900
Step-by-step explanation:
6+24=30
30^2=900
18/42
Both are divisible by 2
9/21
both are divisible by 3
3/7
Answer: c
Step-by-step explanation:
