Question

-8a-3b+2c se a = - b =5 e c=4

Answer 1

Vamos lá,

a = - ( +5) = - 5
b = 5
c = 4


- 8 . - 5 - 3 . 5 + 2 . 4

+ 40 - 15 + 8

+ 48 - 15

= 33


Espero ter ajudado ^^

Answer 2

a= - (+5) = -5
b= 5
c=4

-8a-3b+2c=
-8.(-5)-3.5+2.4=
40-15+8=
25+8=
33