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High School Mathematics
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.

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Date:___________________

High School Mathematics
1.2 Algebraic Expressions

Q 1: Mary weighs 60 pounds, and Lucy weighs p pounds. Write an expression for their combined weight.
60 + 0
insufficient information
60 + 9
60 + p

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

Q 3: The sum of a number and 55. Write an algebraic expression for the statement.
55 - x
55x
x + x
x + 55

 Q 4: The sum of twice a number and 13. Write an algebraic expression for the statement.
13 + 2
2x + 13
x + 13
13x + 2

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

 Q 6: Jill's age five years ago.
5 - x
x - 5
x + 5
x/5

Q 7: Six times a number, less 11
6+a-11
6 - 11
11x - 6
6s - 11

 Q 8: Two less than three times a number.
3 - 2x
2x - 3
3x - 2

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