Odpowiedź :
A) 4x - 3 = 13 |+3
4x = 16 |:4
x = 4
B) 3(x - 5) - 2x = 4
3x - 15 - 2x = 4
x - 15 = 4 |+15
x = 19
Pozdrawiam~Haruqe
Odpowiedź:
4x - 3 = 13
4x - 3 = 13 | +3
4x = 16 |:4
x = 4
3(x - 5) - 2x = 4
3x - 15 - 2x = 4
x -15 + 15 = 4 + 15
x = 19
A) 4x - 3 = 13 |+3
4x = 16 |:4
x = 4
B) 3(x - 5) - 2x = 4
3x - 15 - 2x = 4
x - 15 = 4 |+15
x = 19
Pozdrawiam~Haruqe
Odpowiedź:
4x - 3 = 13
4x - 3 = 13 | +3
4x = 16 |:4
x = 4
3(x - 5) - 2x = 4
3x - 15 - 2x = 4
x -15 + 15 = 4 + 15
x = 19