# <-- this symbol is used to start a comment line when you're writing R code
# comment lines are not "run" as part of the code
# you can leave helpful notes for yourself and others!
# create a variable and give it a value
variable_1 = 3
#create a second variable and give it a value
variable_2 = 3
#add the two variables and save the result as a third variable
variable_3 = variable_1 + variable_2
#print the result
print(variable_3)[1] 6