Odpowiedź :
a + 2b = c ;a
a = c - 2b
2x/y = p ;x
2x = p* y
x = py/2
2x/y = p ;y
2x = py
y = 2x/p
3xyz/2c = M ;c
3xyz = M * 2c
2c = 3xyz / M
c = 3xyz / 2M
a = c - 2b
2x/y = p ;x
2x = p* y
x = py/2
2x/y = p ;y
2x = py
y = 2x/p
3xyz/2c = M ;c
3xyz = M * 2c
2c = 3xyz / M
c = 3xyz / 2M