Solving multi-step problems using non-linear equations in one variable

Solve. Check for extraneous solutions.

• 6

• 12

• 0

• 3

• A
• B
• C
• D

 $\frac{x-2}{x-1}+\frac{x-1}{x+1}=\frac{19}{x^2-1}$  

Solve. Check your solutions!

• x = 1, x = -1

• x = 4, x = -5/2

• x =-4, x = -5/2 

• x = 4, x = 5/2

What is the lowest common denominator of 9, 8, 12?

• 56

• 64

• 108

• 72

Find the value of x given;

• x = -1/2, -5

• x = 1/2, 5

• x = 1/2, -5

• x = -1/2, 5

• None of these

Solve! (When x=8)

• 0
• No possible solution
• -4
• 8

Solve the equation

 $x+2=\frac{15}{x}$  

• x=-5 or x=3

• x=-3 or x=-5

• x= 3 or x=5