How do you solve -50<7k+6<-8?
1 Answer
Oct 29, 2016
Explanation:
Isolate 7k in the middle by subtracting 6 from all 3 parts.
-50-6 > 7kcancel(+6)cancel(-6) < -8-6
rArr-56 < 7k < -14 To solve for k, divide all 3 parts by 7.
(-56)/7 < (cancel(7) k )/cancel(7) < (-14)/7
rArr-8 < k < -2