Solving Equations and Errors

Solving Equations and Errors

Assessment

Interactive Video

Mathematics

6th - 8th Grade

Hard

Created by

Thomas White

FREE Resource

The video tutorial covers the concept of balanced moves in solving equations, emphasizing the importance of maintaining balance by performing the same operations on both sides of an equation. It provides step-by-step solutions to equations, compares different methods, identifies common errors, and offers practice problems. The lesson concludes with a practical problem involving cutting a ribbon, reinforcing the concept of balance in equations.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main focus of the lesson titled 'More Balanced Moves'?

Solving complex equations

Rewriting equations while maintaining balance

Understanding geometric shapes

Learning new mathematical operations

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In the equation x - 3 = 2 - 4x, what operation can be performed to isolate x?

Multiply both sides by 2

Add 4x to both sides

Divide both sides by 3

Subtract 4x from both sides

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the solution to the equation x - 3 = 2 - 4x?

x = 0

x = 2

x = 1

x = -1

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

When rewriting equations, what is important to maintain?

The balance between both sides

The same variables

The original numbers

The same operations

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What mistake did May make in her solution?

She moved a term out of parentheses incorrectly

She added instead of subtracted

She divided by the wrong number

She multiplied incorrectly

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What was Noah's error in his solution?

He multiplied incorrectly

He divided by the wrong number

He forgot to distribute a term

He added instead of subtracted

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the correct solution to the equation 2f + b + 1 = 11?

b = -30

b = -60

b = 25

b = 28

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