Question

?Dr. Potter provides vaccinations against polio and measles. Each polio vaccination consists of 4 doses, and each measles vaccination consists of 2 doses. Last year, Dr. Potter gave a total of 60 vaccinations that consisted of a total of 184 doses. how many polio vaccinations and how many measle vaccinations did he give

Answer 1

Let number of polio vaccination be x and mesles vaccination be y
from question x+y=60 and 4x+2y= 184
from both equation x =32 and y=28