Ответ:

Sonlar o‘qidan koordinatalarni o‘qiymiz: B = 20, C ≈ 33, F ≈ 68, H ≈ 85. O‘nliklargacha yaxlitlasak, X = 20, Y = 30, Z = 70, T = 90.

\(T+Y+Z-X=90+30+70-20=170\).

Javob: 170.