6.4n-1.2+3n+8.2=19.22
What number would make the statement true

For f(x)=2x+1 and g(x)= x^2 -7, find (f•g)(x)

Name the most appropriate metric unit for each measurement

Astore sells two types of radios. one type sells $87 and the other for $119. if 25 were sold and the sales were $2495, how many of the $87 radios were sold a) 5 b) 20 c) 15 d)10