Unit 3 Review

Front

What is the price of 1 pack of sugar cookies and 1 pack of oatmeal cookies if Amy sold 10 packages of sugar cookies and 2 packages of oatmeal cookies for $56, and Adam 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

How many students were on each van and each bus if the senior class at Rivermont High School rented and filled 11 vans and 3 buses with 283 students, and Washington High School rented and filled 12 vans and 14 buses with 770 students?

Back

Van 14, Bus 43

Front

Is (0,0) a solution to the system of equations?

Back

Solution

Front

Which point is a solution to the system of equations: (0, 6), (-3, 4), (1, 0), (-4, 3)?

Back

(1, 0)

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 two lines to be parallel in a graph?

Back

They have the same slope and will never intersect.

Front

What is the method of substitution in solving systems of equations?

Back

Replacing one variable with an expression from another equation.

Front

What is the method of elimination in solving systems of equations?

Back

Adding or subtracting equations to eliminate one variable.

Front

What is a solution to a system of equations?

Back

A set of values for the variables that makes all equations true.