MTH 1825 sec. 006
Wed. Sept. 8, 2010
Page 1 of 2
Section 1.5 – Applications of Linear Equations in One Variable
Translating expressions
Example 1)
If
n
represents a number, write an expression for each of the following:
a.
3 times a number
b.
the quotient of a number and 5
c.
the sum of a number and 12
d.
the difference of a number and 2
e.
the product of a number and 15
f.
4 less than a number
g.
13 more than a number
h.
7 less than 8 times a number
i.
2 more than the product of 5 and a number
j.
the quotient of 7 and 3 less than a number
k.
the sum of 18 and two‐thirds of a number
l.
the product of 8 and two more than a number
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MTH 1825 sec. 006
Wed. Sept. 8, 2010
Page 2 of 2
Word problems
Example 2)
One number is 5 less than twice another number. The sum of the numbers is
46. Find both numbers.
Example 3)
The sum of three consecutive integers is 342. Find the integers.
Example 4)
The sum of three consecutive odd integers is 429. Find the integers.
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 Fall '10
 Cioni
 Algebra, Addition, Equations, Summation, Felicia

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