Odpowiedź :
Cześć :)
1. x = -2
5x - 7 = 5 · (-2) - 7 = -10 - 7 = -17
2. x = 3
- 4x + 2 = -4 · 3 + 2 = -12 + 2 = -10
Pozdrawiam - Amelia!
Cześć :)
1. x = -2
5x - 7 = 5 · (-2) - 7 = -10 - 7 = -17
2. x = 3
- 4x + 2 = -4 · 3 + 2 = -12 + 2 = -10
Pozdrawiam - Amelia!