Question

3×3×11÷[ 2×2+(1×3-x)×2+1] -9=0
Aflati valoarea lui x !!!!! Urgeeeeeeeent​

Answer 1

3 * 3 * 11 : [2 * 2 + (1 * 3 - x) * 2 + 1] - 9 = 0

99 : [4 + (3 - x) * 2 + 1] = 9

4 + (3 - x) * 2 + 1 = 99 : 9 = 11

5 + (3 - x) * 2 = 11

(3 - x) * 2 = 11 - 5 = 6

3 - x = 6 : 2 = 3

x = 3 - 3

x = 0