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Writing an Expression
Evaluating an Expression
Combining Like Terms
One Step Equations
Two-Step Equations
100
The product of 8 and a number, n
8n
100
4 - x , x = 7
-3
100
7x + 9x + 3
16x + 3
100
-x = 7
x= -7
100
4/5 x = 20
x = 25
200
6 less than a number, n
n-6
200
-2x, x = -3
6
200
-5x - 8 + 10 - 2x
-7x + 2
200
-2 + x = 12
x = 14
200
5x - 1 = 9
x = 2
300
6 times a number, n, divided by 5
6n/5
300
4a - b , a = 5, b = 3
17
300
10x + 2y - 2y - 7 + 5
10x - 2
300
-x/4 = 8
x= -32
300
6 - 8x = 30
x = -3
400
Benny started with $45 and each week he earns $50. Write an expression to represent how much money Benny has.
45 + 50w
400
m (3 + m) , m = 7
70
400
9x - 8xy + 3x + y
12x - 8xy + y
400
Alex read 60 books, twice the number of books that Morgan read. How many books did Morgan read?
30 books
400
Aliyah had $24 to spend on 4 magazines. After buying them she had $8. How much did each magazine cost?
4 dollars
500
Write the expression to represent the total cost for s sodas and p packs of gum if each soda cost $1.50 and each pack of gum cost $1.00
1.5s + p
500
6a + 3b - 4c , a = 3 , b = 4, c =5
10
500
x - 3y + 5 - 2xy + 9x - 5y +xy - 2
10x - xy -8y + 3
500
In a game of bowling, Bobby had scored 50 points in the first half. His final score was 120 points. How many points did he score in the second half?
70 points
500
The sum of two consecutive numbers is 11. What is the smaller number?
x = 5