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Algebra
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OpenStudy (ballislife200):
A man bought 42 stamps, some 13¢ and some 18¢. How many of each kind did he buy if the cost was $6.66?
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OpenStudy (3mar):
May I help?
OpenStudy (ballislife200):
yes
OpenStudy (3mar):
Thank you.
OpenStudy (3mar):
Suppose x is the number of stamps 13¢ that the man bought, and y is 18¢. ok?
OpenStudy (ballislife200):
ok
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OpenStudy (3mar):
Then we can form an expression represents the total number of stamps the man has bought. Can you?
OpenStudy (3mar):
@ballislife200
OpenStudy (3mar):
Do you follow?
OpenStudy (ballislife200):
yes
OpenStudy (3mar):
So can you type in this equation?
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