domdompoppop123heck domdompoppop123heck

03-11-2020
Mathematics

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Select the expression equivalent to (8c−5)−(6c+4).

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kayleejusick kayleejusick

03-11-2020

(8c-5) (6c+4)
Put 8 into 6 and 4
48c^2+24
Put -5 into 6 and 4
-30c-20
Put those together
48c^2+24=-30c-20
Simplify

48c^2+24=-30c-20
-24. -24
48c^2=-30c-44
+30c. +30c
78c^3=-44
———- ——
-44. -44
C= 26

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