Sagot :
c'est une application de thalèe:
x/x+5 = 7/19 => 19x = 7x + 35 => 8x = 35 => x = 35/8 = 4,375
la réduction est de 7/19
x/x+5 = 7/19 => 19x = 7x + 35 => 8x = 35 => x = 35/8 = 4,375
la réduction est de 7/19
x/x+5 = 7/19 => 19x = 7x + 35 => 8x = 35 => x = 35/8 = 4,375