№208 Б)76 - 45 х = 94 х - 341
– 45x – 94x = – 341 – 76
-139x = -417
x = 3
№211 Б) - 4 (16 + 8 х) + 12 (7 - 3 х) = 50 (х + 3) - (15 - х)
– 64 – 32x + 84 – 36x = 50x + 150 – 15 + x
– 32x – 36x – 50x – x = – 15 + 150 – 84 + 64
-119x = 115
x = 115/-119
х=-0,96638655462
№208 Б)76 - 45 х = 94 х - 341 – 45x – 94x = – 341 – 76 -139x = -417 x = 3
№211 Б) - 4 (16 + 8 х) + 12 (7 - 3 х) = 50 (х + 3) - (15 - х) – 64 – 32x + 84 – 36x = 50x + 150 – 15 + x – 32x – 36x – 50x – x = – 15 + 150 – 84 + 64 -119x = 115 x = 115/-119 х=-0,96638655462
№208 Б)76 - 45 х = 94 х - 341
– 45x – 94x = – 341 – 76
-139x = -417
x = 3
№211 Б) - 4 (16 + 8 х) + 12 (7 - 3 х) = 50 (х + 3) - (15 - х)
– 64 – 32x + 84 – 36x = 50x + 150 – 15 + x
– 32x – 36x – 50x – x = – 15 + 150 – 84 + 64
-119x = 115
x = 115/-119
х=-0,96638655462
№208 Б)76 - 45 х = 94 х - 341 – 45x – 94x = – 341 – 76 -139x = -417 x = 3
№211 Б) - 4 (16 + 8 х) + 12 (7 - 3 х) = 50 (х + 3) - (15 - х) – 64 – 32x + 84 – 36x = 50x + 150 – 15 + x – 32x – 36x – 50x – x = – 15 + 150 – 84 + 64 -119x = 115 x = 115/-119 х=-0,96638655462