1) 1376(34-X) = 86137634 - 1376*X = 8646864 - 1376X = 861376X = 46864 - 861376X = 46778X = 46778/1376X ≈ 34
2) (X - 57) / 29 = 205X - 57 = 29*205X - 57 = 5945X = 5945 + 57X = 6002
1) 1376(34-X) = 86
137634 - 1376*X = 86
46864 - 1376X = 86
1376X = 46864 - 86
1376X = 46778
X = 46778/1376
X ≈ 34
2) (X - 57) / 29 = 205
X - 57 = 29*205
X - 57 = 5945
X = 5945 + 57
X = 6002