U5 Systems Review

An inequality using a > or < has a ___________ line

• invisible

• solid

• dashed

An inequality using a ≤ or ≥ is graphed using a 

• solid line

• dashed line

• invisible line

A point that is on a dashed line is.....

• a solution
• not a solution 

Is (3,-4) a solution to this system?

• yes
• no

A system of equations that looks like this has ....

• infinite solutions
• no solution
• one solution 

When is it best to use Substitution?

• When both equations are in standard form

• When both equations are in slope-intercept form

• When x or y are alone

When is it best to use Linear Combination?

• When both equations are in standard form

• When both equations are in slope-intercept form

• When x or y are alone

If your solution says 4=4, your solution is...

• no solution 

• infinitely many solutions

• 4

If your solution says 3=4, your solution is.....

• no solution

• infinitely many solutions

• one solution

Solve the following system of equations:
2x+3y=17
y=4x+1

• (-1,-3)
• (1,5)
• (1,3)
• (2,4)