Question

la respuesta de .(7/8 +4/5 )-(9/20+ (-5)/2) =((-9)/40)

Answer 1

Explicación paso a paso:

(7/8 +4/5 )-(9/20+ (-5)/2) =((-9)/40)

(67/40) - (9/20 - 5/2 ) = -9/40

67/40 - ( - 41/20) = -9/40

67/40 + 41/20 = -9/40

149/40 = -9/40

149/40 + 9/40

79/20

Espero que te sirva :)

Answer 2

Explicación paso a paso:

(7/8 + 4/5) - (9/20 + (-5)/2) = ((-9)/40)

(7/8 + 4/5) - (9/20 -5/2) = -9/40

(35/40 + 32/40) - (9/20 -50/20) = -9/40

67/ 40 - -41/20 = -9/40

67/40 + 9/40 + 41/20

76/40 + 41/20

76/40 + 82/40

158/40

79/20