Solutions to Function

Which of these is a solution to the equation
y = -5x?

• (1,5)

• (5, 1)

• (1, -5)

Which of these is a solution to the equation
y = 2x - 7?

• (2,-3)

• (0, 7)

• (3, 2)

​ (a)   ​ is a solution to y = 2x

• (2,4)

• (1,1)

• (4,2)

• (3,5)

​ (a)   ​ is a solution to y = x + 3

• (4,7)

• (2,6)

• (6,3)

• (5,2)

​ (a)   ​ is a solution to y = 1/2 x - 3

• (6,0)

• (4,5)

• (1,4)

• (8,5)

(a)   is NOT a solution to y = 5x - 7

• (2,4)

• (3,8)

• (1,-2)

• (4,13)

• (0, 3)

• (3, 2)

• (2, 0)

What is the solution?

• (6, 3)

• (3, 6)

• (-6, 3)

• No solution

Tags

CCSS.8.EE.C.8B

What is the solution to the two functions graphed?

• (2, -3)

• (-3, 2)

• (-2, 3)

• (3, -2)

Tags

CCSS.HSA.REI.C.7

If you graph the functions above on a coordinate place, how can you use the graphs to solve the equation x^2-2x-8=x+5 ?

• The solutions of the equation are the x-intercepts of the two graphs.
  

• The solutions of the equation are the y-intercepts of the two graphs.
  

• The solutions of the equation are the x-coordinates of the points where the two graphs intersect.
  

• The solutions of the equation are the y-coordinates of the points where the two graphs intersect.
  

Tags

CCSS.HSA.REI.C.7