\(x:2,5=31,19-23,4=7,79\\ x=7,79\times2,5=19,475\)
\(x : 2,5 + 23,4 = 31,19\)
\(x : 2,5 = 31,19 - 23,4\)
\(x : 2,5 = 7,79\)
\(x = 7,79 \times 2,5\)
\(x = 19,475\)
x:2,5+23,4=31,19x:2,5+23,4=31,19
x:2,5=31,19−23,4x:2,5=31,19−23,4
x:2,5=7,79x:2,5=7,79
x=7,79×2,5x=7,79×2,5
x=19,475