Question

8. Si P = 2 + 3/4 y J = 3 - 5/8
calcula: P - J
c) 9/2
e) 817
a) 3/8
d) 3/6
b) 3/5​

Answer 1

Yo creo que es la a)

Answer 2

Respuesta:

a) 3/8

Explicación paso a paso:

P = 2 + 3/4 = (2 . 4 + 3) / 4 = (8 + 3) / 4 = 11/4

J = 3 - 5/8 = (3 . 8 - 5) / 8 = (24 - 5) / 8 = 19/8

P - J = 11/4 - 19/8 = (11 . 8 - 19 . 4) / (4 . 8) = (88 - 76) / 32 = 12/32 = 6/16 = 3/8

Rpta.: a) 3/8