emilyhughes20 emilyhughes20 03-02-2022 Mathematics contestada If r(x) = 3x - 1 and s(x) = 2x + 1, which expression is equivalent to 402 - 3(6)-1 2(6)+1 (6) 2(6) + 36-1 26+1 (6)-1 (6) +1