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Mathematics 7 Online
OpenStudy (anonymous):

Write the sum using summation notation, assuming the suggested pattern continues. -4 + 5 + 14 + 23 + ... + 131

geerky42 (geerky42):

-4 + 5 + 14 + 23 + ... +9 +9 +9

OpenStudy (anonymous):

this is what i thought the answer was.. |dw:1365349374446:dw|

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