Lesson Topics Discussion Quiz: Class Homework |
Steps-5 |
Title: Solve an Equation in Several Steps |
Grade 6+ Lesson s3-l7 |
Explanation: Hello Students, time to practice and review the steps for the problem. |
Quiz: Discussion Step
| Id | Type | Name | Note |
|---|---|---|---|
1 |
Problem |
Find the value of x in the equation |
|
2 |
Step |
The given equation |
19 + 5x - 21 = - 32 - 2(7x - 11) |
3 |
Step |
Let’s first simplify both sides of the equation: |
5x - 2 = - 32 - 14x + 22 5x - 2 = - 14x - 10 |
4 |
Step |
Move x terms to one side and constant to other side |
5x + 14x = - 10 + 2 19x = - 8 |
5 |
Step |
Now, to solve for x, divide both sides by 19: |
\$ 19/19x = - 8/19 \$ ⇒ \$ x = - 8/19\$ |
6 |
Solution |
So, the value of x in the equation is \$ x = - 8/19\$. |
|
7 |
Sumup |
Please Summarize Problem, Hint, Clue, Formula and Steps |
|
Choices |
|||
8 |
Choice-A |
Incorrect. This option does not match the value of x we found, which is \$- 8/19\$ |
Wrong \$ - 12/19\$ |
9 |
Choice-B |
Incorrect. This option does not match the value of x we found, which is \$- 8/19\$ |
Wrong \$ 19/12\$ |
10 |
Choice-C |
Correct. This matches the value we found for x |
Correct \$ - 8/19\$ |
11 |
Choice-D |
Incorrect. This option does not match the value of x we found, which is \$- 8/19\$ |
Wrong \$ 6/19\$ |
12 |
Step |
Option |
C |
13 |
Sumup |
Please Summarize Choices |
|
Choices |
|||
11 |
Choice-A |
The equation does not have any solutions where y = 0, so this is not correct |
Wrong 0 |
12 |
Choice-B |
This is correct because the y value satisfies the given equation |
Correct 1 |
13 |
Choice-C |
The equation does not have any solutions where y = - 1, so this is not correct |
Wrong -1 |
14 |
Choice-D |
The equation does not have any solutions where y = - 2, so this is not correct |
Wrong -2 |
15 |
Step |
Option |
B |
16 |
Sumup |
Please Summarize Choices |
|
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