Open Ended
Apply what you know about writing equations to write a problem about a school activity that can be answered by solving x + 16 = 30.
Writing in Math
Use the information about the Statue of Liberty on
page 88
to explain how equations are used to describe heights. Include an equation relating the heights of the Sears Tower, which is 1454 feet tall, the two antenna towers on top of the building, which are a foot tall, and the total height, which is 1707 feet.
2-1
Writing Equations
GET READY for the Lesson
Main Ideas
• Translate verbal
sentences into
equations.
• Translate equations
into verbal sentences.
The Statue of Liberty stands on a
pedestal that is 154 feet high. The
height of the pedestal and the
statue is 305 feet. You can write
an equation to represent
this situation.
sft
New Vocabulary
305 ft
Words
The height of the pedestal and
the statue is 305 feet.
four-step problem-
solving plan
variable
Variable
Let s represent the height
of the statue.
formula
154 ft
Equation
The
height of
the
pedestal
and
the
statue
is
305
feet.
154
+
S
305
Source: World Book Encyclopedia
Write Equations When writing equations, use variables to represent the
unspecified numbers or measures. Then write the verbal expressions as
algebraic expressions. Some verbal expressions that suggest the equals
sign are listed below.
is
is as much as
is the same as
is identical to
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