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04-03-2021
Mathematics

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A classmate says that the expression -5r(6s) can be expanded to - 30r - 5rs. Explain his error

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sportmachine13 sportmachine13

04-03-2021

-5r(6s) would be -30rs because everything outside of the parentheses must be multiplied by everything inside the parentheses. -5r times 6s would be -30rs because -5 times 6 is thirty and when combining variables for an answer you would get rs whicg combine for -30rs

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