Linear Equations in Two Variables

Linear Equations in Two Variables

9th Grade

10 Qs

quiz-placeholder

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Linear Equations in Two Variables

Linear Equations in Two Variables

Assessment

Quiz

Mathematics

9th Grade

Practice Problem

Hard

CCSS
8.EE.C.8A, 8.EE.C.8B, HSA.CED.A.3

Standards-aligned

Created by

Anthony Clark

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The geometrical representation of a linear equation

Straight line

Curve

Parabola

Either (b) or (c)

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The equations 4x + 3y = 5 and 12x + 9y = 15 represent 

No  solution

Infinite many solution

Unique solution

Tags

CCSS.8.EE.C.8B

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

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?

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

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

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

Tags

CCSS.HSA.CED.A.3

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A solution to a

system of linear equations

with two variables

is written as an ordered pair

( x, y ).

True

False

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A solution to a system

of two linear equations

in two variables

must make BOTH

equations TRUE.

False

True

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

For what values of a and b does the following pair of equations have an infinite numbers of solutions. 2x+3y=7, a(x+y)-b(x-y)=3a+b-2

a = 5, b = - 1

a = - 5, b = 5

a = 5, b = 1

a = 1, b = 5

Tags

CCSS.8.EE.C.8B

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

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

intersecting lines

parallel lines

skew lines

intersecting lines

Tags

CCSS.8.EE.C.8A

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