What one do you need help with?
Answer: A = 38
Steps:
5A = 200 - 10
5A = 190
A = 190/5
A = 38
I hope this helps :)
Answer:
21. is 18 dollars
22. is 75 dollars
Step-by-step explanation:
So 5^2 -4^2 is 25-16 which is 9
6^2/9 is 36/9 which is 4 +9 is 13
13(13) is 169
First, you would need to determine how many questions he got correct.
30 - 12 = 18
Next, you would need to create an equation for this problem. Let x represent the unknown percentage.

=

Now, you would cross multiply.
30x = 1,800
The last step would be to isolate the x. To do this, you would divide both sides of the equal sign by 30.
x =
60Ahmad got 60% of the questions correct. I hope this helps!