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28.3 HW: Solving One Step Equations (Multiplication/Division)
By Sabrina McManus
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Last updated almost 4 years ago
10 questions
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Instructions
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SHOW WORK on how to solve for the variable. Then check/plug your answer back into the equation see if you are correct.
Question 1
1.
Solve for x
3x = 15
Type in answer as x =
visibility
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Question 2
2.
Solve for y
Type in answer as y =
visibility
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Question 3
3.
Solve for b
-20b = 80
Type in answer as b =
visibility
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Question 4
4.
Solve for r
Type in answer as r =
visibility
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Question 5
5.
Solve for z
Type answer as z =
visibility
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Question 6
6.
The inverse operation of multiplication is:
addition
multiplication
division
subtraction
Question 7
7.
The inverse operation of division is:
addition
multiplication
division
subtraction
Question 8
8.
How would you solve the following equation?
150 = 25y
Multiply both sides by 25
Add 25 to both sides
Subtract 25 from both sides
Divide both sides by 25
Question 9
9.
How would you solve the following equation?
Multiply both sides by negative five
Add negative five to both sides
Subtract five from both sides
Divide both sides by negative five
Question 10
10.
Error Anaylsis:
Nick, James, and Kristen are debating about how the equation below should be solved.
-5x = 7
Nick says you should add -5 to both sides. James says you should multiply both sides by -5. Kristen says you should divide both sides by -5.
Who do you agree with? Solve the problem in the show your work section.
Nick
James
Kristen
They are all wrong