An expression for that would be 10u
Answer:
5.196152423
Step-by-step explanation:
Answer:
CP= SP*100\100+profit percent
CP=SP*100/100-loss percent
Step-by-step explanation:
i hope you have understood
RS+ST=RT
RS=7y-4
ST=y+5 using RS and RT in the first equation gives you:
7y-4+y+5=RT combine like terms on left side
8y+1=RT, and we are told that RT=28 so:
8y+1=28 subtract 1 from both sides
8y=27 divide both sides by 8
y=27/8
(RS=19 5/8, ST=8 3/8, RT=28)
Answer:
640
Step-by-step explanation:
price ÷ 1 - percent (as decimal)
179.20÷(1-0.72) = 640
