Question

Check whether 7 + 3x is a factor of 3+ 7x.​

Answer 1

Answer:

7+3x=0

3x=-7

x=-3.

Putting the value of x in equation 3+7x

3+7×-3

3-21

-18.

Hence, 7+3x is not a factor of 7+3x.

Answer 2

Answer:

(7 + 3x) is not a factor of (3 + 7x).

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