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Mathematics 9 Online
OpenStudy (anonymous):

-1/-5(-5)+(7-9)+121

OpenStudy (anonymous):

you do whats in the parenthesis first, like order of operation. P-(), E-exponents, M-multiply, D-divide, A-add, S-subtract. (P)LEASE (E)XCUSE (M)Y (D)EAR (A)UNT (S)ALLY. hope that helped

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