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In this lesson, we will learn how to read and write an algebraic expression and apply this to real-life situations.
Write an expression for 12 more than the product of a number
Write an expression for a number
decreased by 75.
Write an expression for the product of 6 and
Express the following in algebraic form: The square of a number
which is then multiplied by 19.
Write “eleven more than sixteen times as many women” as an algebraic expression.
Write an expression for the number that is 3 less than a quarter of
Write an expression for the sum of a number
and 4, all divided by 6.
Write the expression that means “divide
by 66 and add 34 to the quotient.”
Express the following as an algebraic expression: The quotient of a number
and 5, increased by 2.
Write an expression for the product of the cube of
and the difference between a number
and 9, all divided by 2.
Write an expression for double the square of
, which is then divided by 9 less than the cube of
For a marathon, an athlete practiced on a track that is
miles long. She ran for 5 laps
each on Monday and on Wednesday and 4 laps on Friday. On Sunday, she ran for 18 miles.
Write an expression in the simplest form that represents the total distance the athlete ran during her practice.
The height of the Empire State Building is 164 meters more than 3 times the height of the Statue of Liberty. Let
be the height of the Statue of Liberty. Write an expression that represents the height of the Empire State Building in terms of
The product of
is 14. Write an expression for the value of
If the length of a rectangle is
, and its
, describe the relationship that exists between
Write the following algebraic expression as a verbal expression:
Express one-sixth of
in algebraic form.
Given that Adam is
years old now,
write an expression for his age 5 years ago.
You have $100 in the bank. Each day, you deposit $10 into your account. Write an expression for your
Admission to a museum costs $5 per person. A family has a coupon for a discount of $8. There are
in the family. Write an expression that represents how much the family pays.
At noon, a barista notices that she has $20 in her tip jar.
In the afternoon, her average tip is $0.50 per customer.
Write an expression to describe how much money she will have in her tip jar
at the end of her shift if she serves
A shop sells chocolates for 26 LE a kilogram and boxes for 6 LE. A boy bought
chocolate and a box. Write an expression for the amount he paid.
minutes practicing the piano on Monday. On Tuesday, he practiced for 20 minutes more than he did on Monday.
On Wednesday, he practiced for 35 minutes less than he did on Tuesday. On Thursday, he practiced for three times as long as he did on Monday. On Friday, he practiced for
25 minutes less than he did on Thursday. Write, in the simplest form, an expression that represents the number of minutes he spent practicing on these five days.
Write an expression for the square of a number
Mr. Karim purchased supplies for $45
to renovate his apartment’s floor. He paid one person $8
per hour to sand the wooden floor, and then he paid another person $14
per hour to apply the finish to the wood. If both people worked for
hours, write an expression that can be used to represent the total cost of renovating the apartment floor,
and then simplify it.
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