What 9•8(k+9)-5•7=K=?
9.8(k+9)−5.7Distribute:=(9.8)(k)+(9.8)(9)+−5.7=9.8k+88.2+−5.7Combine Like Terms:=9.8k+88.2+−5.7=(9.8k)+(88.2+−5.7)=9.8k+82.5Answer:=9.8k+82.5
72k+613 is the answer.I hope this helps. :)