Question

помогите, срочно прямо
x1 × x1 × x1 = 216
x1 × x2 × x2 = 96
x2 × x3 = 52
x1 + x2 + x3 = ?

Answer 1

3x=216,x=72
72*2x=96,2x=24,x=12
12*x=52,x=4,3
x+x+x=88,3