Can someone help? I don’t know this

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

Which function families have maximums and minimums? 1.)linear absolute value functions and exponential functions 2.) linear absolute value functions and quadratic functions 3.) linear absolute value functions and linear functions 4.) linear absolute value functions and constant functions

Ann and betty together have $60 ann has $9 more than twice betty’s amount how much money dose each have