Math Definitions Intermediate Quiz 3

1. What is the term for a mathematical sentence that says two expressions are equal?

2. What is the term for a mathematical sentence that shows one quantity is greater than or less than another?

3. What is the term for a number that makes an equation true when it is substituted for the variable?

4. What is another common term for a root of an equation?

5. In the equation 3x = 15, what is the term for the value of x that makes this true?

6. What is the term for two expressions that always have the same value?

7. What is the term for two numbers whose sum is zero, like 5 and −5?

8. What is the term for two numbers whose product is 1, like 2/3 and 3/2?

9. What is the term for replacing a variable with a number in an expression?

10. What is the term for the agreed‑upon order in which operations are carried out in a numerical expression?