Day 1: System of Linear Equation

What is the solution?

• (1, -1)

• (-1, 1)

• (0, -2)

• (0, 1)

What is the solution to this system?

 $x+2y\ =\ 7\$  

 $2x+y=5$  

• (-1,4)

• (4,-1)

• (1,3)

• (3,1)

What is the solution to the systems of linear equations below?
  $2x-y=4$   
 $x+y=5$  

• (1, -1)

• (3,2)

• (2,0)

• (0, 5)

• (0, -4)

Find the slope

• -2/3

• 3/2

• -3/2

• 2/3

Solve.
x - y = 11
2x + y = 19

• (10,-1)

• (-1,10)

• (3,-4)

• (6,7)

What is the slope of the line y= -4x + 10?

• 10

• 4

• -4

• -10

What is the solution to this system of equations?

• (4, -1)

• (-1, 4)

• (-4, 1)

• (-4, -1)

What is the y-intercept of this graph?

• (0,1)

• (0,-2)

• (0,0)

• (0,3)

A system of two linear equations with one solution has a graph that contain __________________________.

• adjacent lines

• parallel lines

• skew lines

• intersecting lines

What is the solution of the system of linear equations shown in the graph?

• No solution

• Infinite solutions

• One solution