Special Case Equations Review

Determine the solution for y: 
7 = -3y -2

• y = -3
• y = 3
• no solution
• infinite solutions

Solve the equation: 

• x=-4
• x=4
• infinite solutions
• no solution

Find the value of x:  

6x- 7 - 2x = 1

• no solution
• x = 0
• x = 2

6y = 8 - 9+6y   
Determine the type of solution

• x = 0
• x = -1
• infinitely many solutions
• no solution

Determine the type of solution:
4-2x = 2(x+4)

• one solution, x=-1
• one solution, x=3
• no solution
• infinite solutions

Determine the first step in isolating the variable for this equation:
3x + 6 = 12      

• subtract 6 from both sides? 
• divide by 3
• subtract 12
• add 6 to both sides

Solve the equation for b
8b = 3b -20

• b = 3
• b = -4
• b = 8
• b = no solution

Is n = 4 a solution for this equation? 
-2n + 5 = -7n -15

• nope
• yep

5 - x = x - 5

• x = 5
• infinite solutions
• no solutions

7x + 4 - 2x = 6(x + 1) - x

• no solution!
• infinite solutions! 
• one solution, x = -1!