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Math Word Problems - GED, PSAT, SAT, ACT, GRE Preparation
1.2 Algebraic Expressions

An algebraic expression, or simply an expression is a mathematical statement that may use numbers, variables, or both.

Examples for expressions include:
9
x
6 + 9
1 u + o
5x + 1
9x + 2y + z
2jk or 2 x j x k or 2(jk)


Directions: Express the statements as algebraic expressions. Also, write at least five examples of your own of language statements and their equivalent mathematical expressions.
Q 1: A number minus 7.
a - 7
7a
7 - x
a + 7

Q 2: A car travels at 60 miles per hour. Write an expression for the distance the car will have traveled after m hours.
m - 60
60 m
60 + m
m/60

Q 3: The sum of twice a number and 13. Write an algebraic expression for the statement.
13x + 2
2x + 13
13 + 2
x + 13

Q 4: Two less than three times a number.
3x - 2
2x - 3
3 - 2x

Q 5: Three less than a number. Write an algebraic expression for the statement.
a + 3
3a
3 - a
a - 3

Q 6: Six times a number, less 11
6 - 11
11x - 6
6+a-11
6s - 11

Q 7: Six times the sum of a number and 4
6(4x)
6 x 4
6(x + 4)
6x + 4

Q 8: The sum of a number and 55. Write an algebraic expression for the statement.
55 - x
55x
x + x
x + 55

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Question 10: This question is available to subscribers only!


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