Question

1. Select all the expressions that are equivalent to 4 - x.

a. x - 4
b. 4 + - x
C. -x +4
d. - 4 + x
e. 4 + x

Answer 1

Explanation:

It is required to find the expressions that are equivalent to 4-x. We can also write it as :

Option (b) : (4-x) = 4+(-x)

Option (c) : (4-x) = -x+4

Hence, the correct options are (B) and (C).