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Mathematics 8 Online
OpenStudy (anonymous):

Evaluate: 8r + s – 3r – 5s, when r = 5 and s = 3.

OpenStudy (anonymous):

13

OpenStudy (aravindg):

13

OpenStudy (aravindg):

giv medal plzz

OpenStudy (anonymous):

40 + 3 - 9 - 15 = 13

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