Question

Anwer pls pls pls the correct​

Answer 1

2.5, - 1200

Explanation:

(a)

Substitute the given values into the expression

`(2a)/(c)` =
`(2(-5))/(-4)` =
`(-10)/(-4)` =
`(10)/(4)` =
`(5)/(2)` = 2.5

(b)

2a × b × 5c

= 10abc

= 10 × - 5 × - 6 × - 4

= - 50 × 24

= - 1200

Answer 2

a)2.5 b)-1200

Explanation:

a)2(-5)/4=-10/-4=5/2=2.5

b)2(-5)×(-6)×5(-4)=-10×-6×-20=-1200