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Mathematics 20 Online
OpenStudy (anonymous):

Lena had $12. She bought a pack of craft paper for $6 and a sharpener for $2. Which expression correctly shows the total money Lena has left? A $12 - (-$6) + (-$2) B $12 + (-$6) - (-$2) C $12- (-$6) - (-$2) D $12 + (-$6) + (-$2)

OpenStudy (anonymous):

d

OpenStudy (anonymous):

because - beats + but if u have two " - " then that cancels and turns to positive

OpenStudy (anonymous):

oh ok! Thanks! @highjumpcollect

OpenStudy (anonymous):

No problem

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