Unit 2 Test Review

Front

What is a system of equations?

Back

A system of equations is a set of two or more equations with the same variables. The solution is the point(s) where the equations intersect.

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Front

How do you determine the price of items using a system of equations?

Back

You can set up equations based on the total cost and the number of items sold, then solve the system to find the price of each item.

Tags

CCSS.8.EE.C.8C

Front

What is the formula for calculating total cost?

Back

Total Cost = (Price of Item 1 * Quantity of Item 1) + (Price of Item 2 * Quantity of Item 2) + ...

Tags

CCSS.7.EE.B.3

Front

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

Back

A point is a solution if it satisfies all equations in the system, meaning it makes all equations true when substituted.

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Front

How can you represent a word problem as a system of equations?

Back

Identify the variables, translate the relationships and conditions into equations, and ensure they reflect the problem's constraints.

Tags

CCSS.HSA.CED.A.3

Front

What is the significance of the number of legs in animal problems?

Back

In animal problems, the total number of legs helps create equations that relate the number of animals to their types.

Tags

CCSS.8.EE.C.8C

Front

What is the maximum number of items you can buy given a budget?

Back

To find the maximum number of items, set up an inequality based on the total cost and solve for the quantity.

Front

How do you solve a system of equations graphically?

Back

Graph each equation on the same coordinate plane and identify the point(s) where they intersect.

Tags

CCSS.8.EE.C.8B

Front

What is the difference between adult and child ticket pricing in a problem?

Back

The difference in pricing can be represented as variables in a system of equations to find their respective costs.

Tags

CCSS.8.EE.C.8C

Front

What is a feasible solution in the context of purchasing items?

Back

A feasible solution is a combination of items that meets all constraints, such as budget and quantity requirements.