Question

ayudaaa 4/9-1/7×=-10

Answer 1

4/9 - 1/7 y = -1/10

(7 * 4 - 9y)/63 = - 1/10

(28 - 9y)/63 = - 1/10

10 (28 - 9y) = 63 (- 1)

280 - 90y = - 63

- 90y = - 63 - 280

- 90y = - 343

y = - 343/-90

y = 343/90--------Respuesta