04-12-2019
Mathematics

contestada

6rs — 7bc (-) 9rs — 7bc simplify

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adelodunoba85 adelodunoba85

04-12-2019

Answer:

- 3rs

Step-by-step explanation:

6rs — 7bc (-) 9rs — 7bc = 6rs - 7bc - 9rs - 7bc

=6rs - 9rs - 7bc - 7bc (collecting the like terms)

= - 3rs

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