Can someone answer this? 27/12 + 3/? = 21/8 (

What is sin 7x/4 ? i need on this urgent trig

Determine the fraction of total interest owed. after the fourth month of a 12-month loan: the numerator is: {(n + ) + (n + ) + (n + ) + (n + )} = , and the denominator is: {(n) + (n + 1) + + (n + )} = . therefore, the fraction is numerator/denominator (to the nearest tenth) =

How do businesses a country's economy? a. by investing in goods and services b. by increasing the unemployment rate c. by making profits