Answer:
y = 3, x = 3
Step-by-step explanation:
5x – 3y = 6
5x = 6 + 3y
x = (6 + 3y)/5
3x + 4y= 21
3x = 21 - 4y
x = (21-4y)/3
Using simultaneous equations:
(21-4y)/3 = (6 + 3y)/5
--> 105-20y = 18 + 9y
29y = 87
Answer:
The answer is D
Step-by-step explanation:
180(6-2)
180 times 4
720
Answer:
There will be 22 pairs of shorts were sold at a price of $9 each.
I think it would be letter D