4) Stacy is thinking of a number, which she calls n. She triples it and then adds 10.(1)) Write an expression to represent Stacy's final number.3n+10(1) What is Stacy's final number in her starting number is 12?3n+10=3(?)+10
=46
Step 1 :3n+10=3(12)+10
Step 2 :=36+10
Step 3 :=46