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OpenStudy (anonymous):
write an expression for the perimeter of a triangle with side lengths: x+3, 1/2x-2, 3/4x+7
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OpenStudy (anonymous):
P= x+3+1/2x-2 +3/4x+7
OpenStudy (anonymous):
P=9/4x+8
OpenStudy (anonymous):
is that 9 divided by 4 or 9 over 4
OpenStudy (anonymous):
9 over 4 its just a fraction
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