Answer:
23
Step-by-step explanation:

so... what does that give you for the discriminant?
if it's a negative value, no solutions
if it's a positive value, two solutions
if it's 0, one solution
Answer: 4
Step-by-step explanation:
7+5+5+3+2+2=24
24 ÷ 6 = 4
3x^2 = 147
divide both sides by 3
x^2 = 49
x^2 -49 = 0
(x-7)(x+7) =0
so,, x = 7 , -7
the answer is B
All of these fractions except

become repeating decimals.

- 0.11111111....

- 0.75

- 0.454545454....

- 0.42857142857...