SOLUTION: 28 x .0250+K ___________ =.0250 28+4

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Question 103116: 28 x .0250+K
___________ =.0250
28+4
Answer by edjones(8007) About Me  (Show Source):
You can put this solution on YOUR website!
%2828%2A.025%2Bk%29%2F%2828%2B4%29=.0250
%280.7%2Bk%29%2F32=.025
0.7%2Bk=0.8 multiply both sides by 32.
k=0.1 subtract 0.7 from each side.
Ed