Answer:
A. x=2
b. x=28/3 and in decimal it is x=9.3 and in fraction it is
x= 9 1/3
c. x=20
d. x=20/11 in decamal x=1.81 in fraction it is x=1 9/11
Step-by-step explanation:
please give brainly
0.1 (decimal)
Replace y with f(x).
Swap x and y and solve for y
(b-3)(b+3)
b^2+3b-3b-9
