Question

66) What should be subtracted from
7x/
x -x-12 to get 3/x+3?​

Answer 1

Step-by-step explanation:

X+3=0

x=-3

x3+4x2-7x+12

3(-3) +4(-3) 2 -7 (-3) + 12

-9 + -24 + 21 +12

=0