What is the value of?

      

What is the value of?
1562840741457-201622.png
when r=4, s=t+2 and t=r-1?

A. 37
B. 17
C. 12
D. 9

  

Answers


Wilfred
1562840943448-201623.png
Wilfykil answered the question on July 30, 2019 at 05:43


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