Alg 1 Chapter 5 Review

Front

Is (-2,4) a solution to the system?

Back

Solution

Front

Alexandra finds that she can give 3 haircuts and 2 hair dyes in 315 minutes. Giving 2 haircuts and 4 hair dyes takes 450 minutes. Which system of equations represents the situation?

Back

3x + 2y = 315, 2x + 4y = 450

Front

Which of the following is not a solution to this system of inequalities? (0,-1), (0,3), (4,0), (6,-2)

Back

(0,-1)

Front

Which of the following inequalities match the given graph? y ≤ -3/4 x + 3, y ≥ -3/4 x + 3, y < -3/4 x + 3, y > -3/4 x + 3

Back

y ≥ -3/4 x + 3

Front

If a system of equations has no solution, what does the graph look like?

Back

parallel lines

Front

What is a system of equations?

Back

A set of two or more equations with the same variables.

Front

What does it mean for a system of equations to be consistent?

Back

It has at least one solution.

Front

What does it mean for a system of equations to be inconsistent?

Back

It has no solutions.

Front

What is the graphical representation of a solution to a system of equations?

Back

The point where the graphs of the equations intersect.

Front

What is the slope-intercept form of a linear equation?

Back

y = mx + b, where m is the slope and b is the y-intercept.