Question

I need help with #20 and #21. Show work if possible. Thank You! :)

Answer 1

20)
3x-1 = 4x-2 
x=1
she had 1 hit


21)
2(3t+1) =4(2t-1)
 6t+2 = 8t-4
6=2t 
t=3
3 fish