Lessons 1.5-1.7 Vocabulary Flashcards

1

A mathematical sentence formed by placing an equal sign (=) between two expressions.

2

A word equation that represents a real-world situation.

3

When x = 2 and y = 7. 6 + 2y – 3x

4

A symbol, usually a letter, that represents one or more numbers.

5

6y = 48

6

b – 21 = 15

7

Finding all the values of a variable that make an equation true.

8

Evaluate the expression when x = 2 and y = 7. y – 3

9

A number that, when substituted for the variable in the equation, makes the equation true.

10

An expression that consists of numbers, variables, and operations.

Lessons 1.5-1.7 Vocabulary