Variables in algebra
Variables in algebra are letters such as x, y, v, g, or call it any letter you want that can be used to represent unknown numbers.
Other examples:
Graph x = -6 on the number line Just locate -6 on the number line and make a draw a circle at -6 
Graph x = 0
Just locate 0 on the number line and draw a circle 
Now, write a statement of equality for each of the following graphs. Use x as the variable. Graph #1: 
Answer: x = -2
Graph # 2: 
Answer: x = 8 Integers Adding integers Subtracting integers Multiplying integers Division of integers Variables in algebra Linear equations Solving equations using addition Solving equations using subtraction Solving multiplication equations Solving two step equations
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