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OpenStudy (anonymous):
Let P be a point between points S and T on 2004-01-01-02-00_files/i0120000.jpg. If ST = 21, SP = 3b – 11, and PT = b + 4, solve for b. A. –7 B. 7 C. 14 D. 32 Heeeeeeeeeelp !!!
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OpenStudy (anonymous):
i'll give medal !!
OpenStudy (anonymous):
is there a pic for this
OpenStudy (anonymous):
no
OpenStudy (anonymous):
Are these just points on a line with P between S and T?
OpenStudy (anonymous):
yeah and i thought its C but its wrong
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OpenStudy (anonymous):
SP + PT = ST 3b - 11 + b + 4 = 21
OpenStudy (anonymous):
combine like terms on the left
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