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Exploring 8th Grade Math: Unit 3 Review Part B

Exploring 8th Grade Math: Unit 3 Review Part B

Assessment

Interactive Video

Mathematics

6th - 8th Grade

Practice Problem

Hard

CCSS
8.EE.C.8B, HSA-REI.B.4B, 1.MD.B.3

+2

Standards-aligned

Created by

Olivia Brooks

FREE Resource

Standards-aligned

CCSS.8.EE.C.8B
,
CCSS.HSA-REI.B.4B
,
CCSS.1.MD.B.3
CCSS.8.EE.C.8C
,
CCSS.HSA.REI.C.6
,
This video is a review of Unit 3, Part B, focusing on solving systems of equations. It covers three methods: graphing, substitution, and elimination. The video provides step-by-step instructions for each method, including examples and common mistakes. It also includes a real-life application problem involving a carpenter and a blacksmith. The video concludes with a discussion on special systems, such as those with no solutions or infinite solutions.

Read more

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary focus of Chapter 8 in the math curriculum?

Systems of equations

Trigonometric identities

Polynomial functions

Quadratic equations

Tags

CCSS.HSA-REI.B.4B

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which form must equations be in to use the graphing method effectively?

Slope-intercept form

Standard form

Point-slope form

Quadratic form

Tags

CCSS.8.EE.C.8B

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the solution to the system of equations solved using the graphing method in the video?

(1, 3)

(-1, -2)

(2, -3)

(4, 3)

Tags

CCSS.8.EE.C.8B

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In the substitution method, what is the first step in solving the systems of equations?

Isolate one variable

Graph both equations

Eliminate one variable

Multiply both equations

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

When using substitution, what is the result for 'y' in the example provided?

y = -3

y = 2

y = 3

y = -7

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does the elimination method primarily involve?

Adding or subtracting equations

Graphing intersections

Using matrices

Isolating variables

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the result of the elimination method example discussed?

(4, 3)

(-1, 2)

(2, -3)

(1, 3)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

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