Determine Solutions One Variable Linear Equations

Determine the slope and y-intercept.         y = 3/2x + 3

• slope: 5   y-intercept:  (0,3) 

• slope: 3/2   y-intercept:  (0,3) 

• slope:  4  y-intercept:  (0,3/2)

• slope: 1/5   y-intercept:  (0,5) 

What is the equation of this line?

• y = 2x +2

• y = 2x -2

• y = -x + 2

• Cannot be Determined

What is the solution?

• (1, -1)

• (-1, 1)

• (0, -2)

• (0, 1)

In an equation or inequality, you want to get the variable...

• on one side

• to disappear

• isolated (by itself)

Solve the equation:

3x - x + 2 = 4(2x - 1)

• all real numbers

• x = 1

• x = -1

• no solution

How many solutions does this equation have?

3x = 3x - 8

• Infinite

• None

• One

• Two

How many solutions does this equation have?

28a - 4 = 28a - 4

• One Solution

• No Solution

• Many Solutions

• No Solution

• One Solution

• Infinite Solution

-3(9x + 7) = -3(6 + 9x) -3

• -13

• -4

• -23

Fill in the blanks so that the following equation has ONE solution.

__x + 4 = 2x + __

• 4 , 3

• 2 , 4

• 2 , 5