5,9−8+(−7,98k)=−13+5,9−8,38k решите

Question

5,9−8+(−7,98k)=−13+5,9−8,38k решите

Answer 1

7.98k - 8 = -13 - 8.38k
7.88k + 8.38k = 8 - 13
16.26k = -5
k = -5/16.26=-500/1626=-250/813