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38 votes
38 votes
Installing custom glass windows costs $400 for the install and $30 per square foot of

glass needed for your windows. The total charge for your window installation was
$4900. Translate this information into an equation using a to represent the number of
square feet of glass used for your windows.
Using your equation, determine the number of square feet of glass used for your
windows.

Please help ASAP really bad at math and can’t afford a tutor.

Installing custom glass windows costs $400 for the install and $30 per square foot-example-1
User Pavelkolodin
by
2.9k points

1 Answer

18 votes
18 votes

Part 1

[tex)400+30x=4900[/tex]

Part 2


30x=4500 \\ \\ x=150

So, the answer is 150 ft².

User Toofah
by
3.0k points
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