In circle TT, m, angle, S, T, R, equals, 83, degreesm∠STR=83 ∘ . Solve for xx if m, arc, S, R, equals, left bracket, 3, x, plus, 50, right bracket, degreesm SR ⌢ =(3x+50) ∘ . If necessary, round your answer to the nearest tenth.