3(y – 3) = 2y – 9 + y
A. one solution
B. no solutions
C. infinitely many solutions

I’m pretty sure it’s A but I would just work it out to make sure

When rates are expressed as a quantity of 1, such as 2 feet per second or 5 miles per hour, they are called unit rates. if you have a multiple-unit rate such as 120 students for every 3 buses, and want to find the single-unit rate, write a ratio equal to the multiple-unit rate with 1 as the second term.