Look at this expression. a3b3c over a-3b-3c-1 which of the following is the simplest form of the expression above? a. -1 b. 1 c. a-6b-6c-2 d. a6b6c2

answer: sherk

step-by-step explanation:

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let x and 400 - x be the two numbers.  

==> 0.80x + 0.85(400 - x) = 400 - 68 from the statement of the problem.  

< ==> 0.80x + 0.85(400 - x) = 400 - 68  

==> 340 - 0.05x = 332  

< ==> -0.05x = -8 ==> x = 160, the first number ==> 400 - x = 240, the second number.

c(x)= 6x + 3

step-by-step explanation: