Question

Ifr=9 and t= 11, what is the value of 2rt?
50
O 101
100
O 198

Answer 1

198

Explanation:

Since r=9, replace r with 9 then since t=11 replace t with 11. And multiply all of them together.

Answer 2

198

Explanation:

2(9)(11)

Since you know that r = 9 and t = 11, you can substitute the variables to numbers. Then you just multiply to get 198. Hope this helps :)