Open Up - Grade 8 - Mathematics - Unit 4 - Lesson 5
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Last updated about 3 years ago
9 Questions
1 point
1
Question 1
1.
Solve each of these equations.
2(x+5)=3x+1
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1
Question 2
2.
Solve each of these equations.
3y-4=6-2y
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1
Question 3
3.
Solve each of these equations.
3(n+2)=9(6-n)
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1
Question 4
4.
Clare was solving an equation, but when she checked her answer she saw her solution was incorrect. She knows she made a mistake, but she can’t find it.
Where is Clare's mistake and what is the solution to the equation?
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1
Question 5
5.
Solve each equation, and check your solution.
\frac{1}{9}(2m-16)=\frac{1}{3}(2m+4)
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1
Question 6
6.
Solve each equation, and check your solution.
-4(r+2)=4(2-2r)
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1
Question 7
7.
Solve each equation, and check your solution.
12(5+2y)=4y-(6-9y)
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1
Question 8
8.
Here is the graph of a linear equation.
Select all true statements about the line and its equation.
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1
Question 9
9.
A participant in a 21-mile walkathon walks at a steady rate of 3 miles per hour. He thinks, “The relationship between the number of miles left to walk and the number of hours I already walked can be represented by a line with slope .”
Do you agree with his claim?
"Source: Open Up Resouces (Download for free at openupresources.org.)"