Question

45 – 4r = 45 – 4r




A.

1


B.

4


C.

no solution


D.

all real numbers

Answer 1

c

Answer 2

which one do you think it as?
try plugging in a few numbers like 0 ,2 ,12, -2

Answer 3

I put c but it pops out wrong

Answer 4

not c

Answer 5

Hint: all the values a wrote in my last post will fit

Answer 6

and more...

Answer 7

d

Answer 8

I got the answer thank you