Question

Evaluate 8xy+16y/5x

if x = 4 and y=-5.
A-42
B-7
C-23
D-12

Answer 1

D

Explanation:

substitute x = 4 , y = - 5 into the expression

`(8(4)(-5)+16(-5))/(5(4))`

=
`(-160-80)/(20)`

=
`(-240)/(20)`

= - 12