Answer:
(a) 
(b)
Step-by-step explanation:
Answer: y = 6cm
Step-by-step explanation: Pranking, or playing a practical joke on someone, is a time honored tradition among friends, enemies, and professionals alike.[1] And king among prank-worthy days: April Fools' Day.[2] This is the perfect time for put your pranking skills to the test, though depending on your personality, you might enjoy pranking any ol' day of the week. No worry if you don't have a favorite prank to play on your friends, all you need is a straight face, some effort, and a dash of creativity, and you'll soon be watching your target stumble unwittingly into your prank.
Answer:
the answer is c I did it before but I can't explain step by step I hope it helps u
15% off means 85% on so I would use .85x · 6 = total monthly cost to represent this problem. The dot represents times (I did not want to confuse things by using x)
Other ways to express this:
6 x .85x
6(.85x)
.85x (6)