Помогите пожалуйста 3 примера !
Розкрити дужки
1. -t-(-t+m)
2. (x-2)-(x+3)
3. -(m-1.8-p)+(1.9-p)
Розкрити дужки
1. -t-(-t+m)
2. (x-2)-(x+3)
3. -(m-1.8-p)+(1.9-p)
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Answers & Comments
2) (x-2)-(x+3)= x-2-x-3= -5
3) -(m-1,8-p)+(1,9-p)= -m+1,8+p+1,9-p= -m+3,7