Question

(36,27 ÷ 3,9) x 5,4 - (12,8 ÷ 4) igual a ?

Answer 1

Respuesta:

d) ( x+8)/3 = (2x-2)/8 8x + 64 = 6x-6 2x = -70 x = -35. e) 9/x=x/16 ... 9/4y = 27. y = 27*4/9. y = 12. x = 5/4*12 = 15. b) x/y = 3/9 x+y = 32 ... ( 32 + 4 )/( 14+ ...