Question

Найдите значение выражения: 8m+2-(5+7m)-4m при m=17

Answer 1

8m+2-(5+7m)-4m=4m+2-(5+7m)=4m+2-5-7m=-3m-3=-3(m+1)=-54

Answer 2

8m+2-5-7m-4m= -3m-3, -3*17-3=-51-3=-54