Find Third Number

[nycmathguy]

The product of three numbers is 3876. Two of the numbers are 19 and 17. What is the third number?

Let me see.

Let n = the third number

(19)(17)n = 3876

323n = 3876

n = 3876 ÷ 323

n = 12

The third number is 12.

 

[MathLover1]

correct

 

[nycmathguy]

correct

Thanks for checking my work.