お兄ちゃん! このソーダをください! お願いしま, お願いします, お願いします! Onii-chan! please get me this soda! please, please, please!

2(n-1)+4n=2(3n-1)n=0no solutioninfinitely many solutions n= - 4 !

What is the compound interest in a three-year, $100,000 loan at a 10 percent annual interest rate a) 10.00 b) 21.00 c) 33.10 d) 46.41

Two planes leave an airport at the same time, one flying east, the other flying west. the eastbound plane travels 20 mph slower. they are 1600 mi apart after 2 hr. find the speed of each plane.