Solving Systems of Equations - Algebra 1

Solve the system of equations with substitution $6x+2y=0,\ y=2x-5$  

• (-2,-9)

• (1,-3)

• (2,3)

• (-1,-7)

Solve the system of equations with elimination $y=2x+6,\ 2y=2x+4$  

• (3,12)

• (6,6)

• (6,18)

• (-6,-6)

What is the answer to a system of equations?

• The slope of both lines

• The point where the line crosses the y-axis

• The point where the two lines intersect

• The points where the lines intersect the x-axis

Solve the system of equations by graphing.
 $y=-4x+5,\ y=3x-16$  

• (-3, -25)

• (3,-7)

• (11, 17)

• (21, 47)

What is the solution to this equation?

• (1, -1)

• (2, 0)

• (0, -2)

• (0, 1)

How many solutions does a system with two parallel lines have?

• 0

• 1

• 2

• Infinitely many

How many solutions does this system have? $y=2x+6,\ 2y=4x+12$  

• 1 solution

• infinite solutions

• no real solutions

Solve the system of equations by substitution. $y=4x,\ 6x-4y=-10$  

• (1, -4)

• (1, 4)

• (-4, -7)

• (-7, -4)

Solve the system of equations.

5x + 3y = 7, y = 4

• (4,1)

• (4,-1)

• (1,4)

• (-1,4)

Which point is a solution to the inequality? 
4x - 3y ≥ 18 

• (0, -6) 
• (0, 0) 
• (2, 2) 
• (-4, 6) 

Tags

CCSS.HSA.CED.A.3

CCSS.HSA.REI.D.12