Answer:
3n-1
Step-by-step explanation:
(4n+4) - (n+5)
i sperate it to be
4n-n and 4-5
so
3n-1 should be it
Answer:
The last option
Step-by-step explanation:
X - invested for the money at 11%
70 000 - x - deposited at 12%
0.11x + 0.12(70000-x)=7900
0.11x + 8400 - 0.12x = 7900
8400- 7900 = 0.01x
500 = 0.01x
x=50 000 invested at 11%
rest (20K) invested at 12%
Answer:
Step-by-step explanation:
Discount = 45 - 38.20 = $ 6.80
Discount % = 
= 
= 15.11 %
Percentage of savings = 15.11%
Answer:
1922 m cubed
Step-by-step explanation:
Not gonna do that, I did the work and checked it. Should be right