Math, asked by shylajamwall, 1 day ago

what must be added to 5a square b - 3bc + 9c to obtain an expression 7a square b + 7bc + 7c

Answers

Answered by bagkakali
0

Answer:

(7a^2b+7bc+7c)-(5a^2b-3bc+9c)

=7a^2b+7bc+7c-5a^2b+3bc-9c

=2a^2b+10bc-2c

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