Question

2×{99÷[4+(3-x)×2+1]}=18​

Answer 1

Răspuns:

Explicație pas cu pas:

2x{99:[4+(3-x)x2+1]}=18

2 x [99:(4+6-2 x X+1)]=18

2 x [99:(11-2 x X)]=18

2 x 99:a =18

a= 2 x 99 :18

a= 11

11- 2 x X =11

2 x X = 11-11

2 x X =0

x=0