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- 1. Multiple Choicex + 12 = 20x = 32x = -32x = 8x = -8
- 2. Multiple ChoiceSolve the equation
3x = 27.x = 24x = 81x = 9x = 3 - 3. Multiple Choicex - 62 = 123
How should you show your work to isolate the variable and solve the equation?Add 62 to each side.Subtract 62 from each side.Multiply each side by 62.Add 123 to each side. - 4. Multiple Choice
Solve for x:x = 20x = 7x = 10x = 3 - 5. Multiple ChoiceWhat is the definition of a coefficient?The letter used to represent a quantityThe little number or letter used to raise to a powerThe number in front of a variableThe number in back of a variable
- 6. Multiple ChoiceWhat is the definition of a variable?The letter used to represent a quantityThe little number or letter used to raise to a powerThe number in front of a variableThe number with no variable
- 7. Multiple ChoiceWhich of the following is an expression?6x + 2x = 610 = 5x2x + 6x - 106x2 + 10 = 25
- 8. Multiple ChoiceWhich of the following is an equation?6x + 2x - 66x2 + 10 = 256x2 + 10 - 2510y - 6 + 34u
- 9. Multiple Choice
An equation is...
a problem that contains at least one variable and at least one operation; no equal sign
a mathematical sentence showing two expressions are equal.
The solution for a variable
The value that results in a true sentence
- 10. Multiple Choice
Inverse Operations are operations which undo each other.
True
False
- 11. Multiple Choice
d + 3 = 8
d = ?
d = 3
d = 8
d = 5
d = 11
- 12. Multiple Choice
What is the inverse operation of adding?
Adding
Subtracting
Multiplying
Dividing
- 13. Multiple Choice
What is the inverse operation of dividing?
Adding
Subtracting
Multiplying
Dividing
- 14. Multiple Choice
What is the inverse operation of multiplying?
Adding
Subtracting
Multiplying
Dividing
- 15. Multiple Choice
What is the inverse operation of subtracting?
Adding
Subtracting
Multiplying
Dividing
- 16. Multiple Choice
Janeen's mother is 47. She is 26 years older than Janeen. Which equation can be used to find Janeen's age j?
j + 26 = 47
26j = 47
j - 26 = 47
47j = 26
- 17. Multiple ChoiceSally had 10 peaches left at her roadside fruit stand. She went to the orchard and picked more peaches to stock up the stand. There are now 73 peaches at the stand. Write an equation that could be used to find how many peaches she picked.x + 10 = 7373 + x = 1010x = 73x - 10 = 73
- 18. Multiple ChoiceWhat is the correct step to solve for the variable?
15 = m - 5add 15 to both sidesadd 5 to both sidessubtract 15 from both sidessubtract 5 from both sides - 19. Multiple ChoiceWhat is the first step to solve this equation:
11 - 3x = 44Add 3 to both sidesSubtract 11 from both sidesAdd 11 to both sidesDivide 3 on both sides. - 20. Multiple ChoiceExpand 3(w + 4)3w3w + 127w3w + 7
- Answer choicesTagsAnswer choicesTags