Question

k is an integer such that k/2=20.
For the equation above which of the following will give you the value of 2k ?

A) Multiply both sides of equation by 4.
B) Divide only left side of the equation by 2.
C) Divide only the right side of the equation by 2.
D) Multiply only right side of the equation by 4.
pls answer as soon and correct. ​

Answer 1

Answer:

ANSWER:

option(A)

such that k/2=20

k=20×2

k=40

2k=2(40)

=80

according to the option one if you multiply both sides of the equation by 4 then,

k/2×4=20×4

4k/4=80

k=80

which gives the value of 2k.

so option A is right.