Question

Which expression is equivalent to (7 – 3k) – (4 – 5k) – (6 – 2k)?

Answer 1

The right response is "
`3(k-1)`". A further solution is given below.

Explanation:

The given expression is:

⇒
`(7 -3k) - (4 - 5k) - (6 - 2k)`

On solving the above expression, we get

⇒
`7-3k-4+5k-6+2k`

⇒
`7-3k-10+7k`

⇒
`3k-3`

On taking "3" as common, we get

⇒
`3(k -1 )`