you buy a watch for 60 dollars there is a 6% sales tax your friend buys the same watch a month later it is now sold at a discount of 15% what is the new sale price

idk

step-by-step explanation:

i don't know

translate k to n and reflect across the line containing jk.

b

step-by-step explanation:

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.