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Questions and Answers
What is an expression?
What is an expression?
- A combination of variables and constants using addition and multiplication
- A combination of variables and constants using subtraction and division
- A combination of variables and constants using all four basic operations (correct)
- A combination of variables and constants using only multiplication and division
What is the expression formed from the variable y and constants 2 and 7?
What is the expression formed from the variable y and constants 2 and 7?
- 2y+7 (correct)
- 2+y+7
- 2-y+7
- 2y-7
If the variable x has a position of 3 on the number line, where would the point P be for the expression 2x-1?
If the variable x has a position of 3 on the number line, where would the point P be for the expression 2x-1?
- 1 unit to the left of 3
- 1 unit to the right of 3
- 2 units to the left of 3
- 2 units to the right of 3 (correct)
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