Unit Test 3A

Front

What is a system of equations?

Back

A set of two or more equations with the same variables that are solved together.

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Front

What does it mean to solve a system of equations by elimination?

Back

It involves adding or subtracting equations to eliminate one variable, making it easier to solve for the other variable.

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Front

What is the solution to a system of equations?

Back

The point(s) where the equations intersect, representing the values of the variables that satisfy all equations in the system.

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Front

What does it mean if a system of equations has no solution?

Back

It means the lines represented by the equations are parallel and never intersect.

Tags

CCSS.8.EE.C.8A

Front

What is the value of a nickel in dollars?

Back

$0.05

Tags

CCSS.4.MD.A.1

Front

What is the value of a dime in dollars?

Back

$0.10

Front

How do you set up a system of equations for a word problem?

Back

Identify the variables, translate the problem into equations based on the relationships described, and ensure the equations represent the same scenario.

Tags

CCSS.HSA.CED.A.3

Front

What is the substitution method in solving systems of equations?

Back

It involves solving one equation for one variable and substituting that expression into the other equation.

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Front

Solve the system of equations by elimination: 2x - y = 11 and 6x - 3y = 15.

Back

No solution.

Tags

CCSS.8.EE.C.8B

Front

Solve the system of equations by elimination: x + 2y = -14 and x - y = 13.

Back

(4, -9).

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6