Answer:
( A . ans )expressions that work the same even though they look different.
Can you give me more information about it please
The answer is C. x=4
Explanation) 49 - 7 (4) = 21
7 (4) = 28
49 - 28 = 21
Dividing fractions is the same thing as multiplying by the reciprocal
3/4 x 24/1 = 18