12. Does the table show a proportional relationship? If so, what is the value of y when x is 9?
x
2
10
3
15
4
20
5
25
y
B
yes, 45
A yes. 90
yes. 40
Dino

Need ! give step by step solutions on how to solve number one \frac{9-2\sqrt{3} }{12+\sqrt{3} } number two x+4=\sqrt{13x-20} number three (domain and range) f(x)=2\sqrt[3]{x} +1

What is the value of x in the equation 2(x-4) = 4(2x + 1)?

Y=(x+3)(x-4)(x+1)^2 sulutions? multiplicity?