Respuesta :

35 + 20 ÷ 5 – 4 • 7
   55  ÷  5 - 4 x 7
        11 - 4 x 7
           7x7
          C.49
35 + 20 ÷ 5 - 4 * 7
35 + 4 - 4 * 7
35 + 4 - 28
39 - 28
11
(I showed work to help you understand)

If this is hard for you, watch a video on the PEMDAS method.