PRACTICE FLASHCARD for Flashcard #5 - 2nd Qtr - ALG

Front

What is the price of 1 pack of sugar cookies and 1 pack of oatmeal cookies if Azel sold 10 packages of sugar cookies and 2 packages of oatmeal cookies for $56, and Brooke sold 9 packages of sugar cookies and 3 packages of oatmeal cookies for $60?

Back

Sugar Cookies $4, Oatmeal Cookies $8

Front

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

Back

Parallel lines

Front

What is the solution to the system of equations x - 4y = 16 and 5x + 4y = 8? Write your answer as an ordered pair.

Back

(4,-3)

Front

Solve the equations y = 3x + 9 and 2y + 3x = -18. What is the solution?

Back

(-4,-3)

Front

Solve the system of equations x = -6y and 2x + 12y = 0. What is the solution?

Back

Infinite solutions

Front

What does it mean if two lines in a graph are intersecting?

Back

The system of equations has one unique solution.

Front

What is the definition of a system of equations?

Back

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

Front

What does it mean if a system of equations has infinite solutions?

Back

The equations represent the same line.

Front

How can you determine if a system of equations has no solution?

Back

If the lines are parallel and never intersect.

Front

What is the graphical representation of a linear equation?

Back

A straight line on a coordinate plane.