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Mathematics 15 Online
OpenStudy (anonymous):

File attached, long question so fan and medal.

OpenStudy (anonymous):

OpenStudy (anonymous):

each person deposits x. so both of them together deposit 2x. 2x = 20 + 70 is the equation. solve for x

OpenStudy (anonymous):

what sign am i using is it < or >

OpenStudy (anonymous):

good point. i just reread it. since they say at least 70:\[2x \ge 90\]

OpenStudy (anonymous):

thanks :)

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