Answer:
Percentage Calculator: 12 is what percent of 70? = 17.14.
Step-by-step explanation:
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a= 6-2b-3c
then put that equation inside the first one and then the second one
you get -6*(6-2b-3c)+2b-3c=23
and 5*(6-2b-3c)+4b-3c=-12
14b-15c=59
14b-18c=18/*(-1)
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3b=41
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Factor using the AC method...
The answer is:
(x+6) (x+8)