Question

x1+(23+5)x2+(23+4)x3+3x4=23+1
2x1+(23-1)x2+(23+2)x3-x4=23
5x1+3(23+1)x2+(3•23+8)x3+x4=3•23+1

Answer 1

x1 + 28x2 + 27x3 + 3x4 = 24
2x1 + 22x2 + 25x3 - x4 = 23
5x1 + 72x2 + 71x3 + x4 = 70 здається так