3 (3х - 1) + 5 = 8 (х + 2) + 3
9х - 3 + 5 = 8х + 16 + 3
9х + 2 = 8х + 19
9х - 8х = -2 + 19
х = 17
ответ: 17
3 (3х - 1) + 5 = 8 (х + 2) + 3
9х - 3 + 5 = 8х + 16 + 3
9х + 2 = 8х + 19
9х - 8х = -2 + 19
х = 17
ответ: 17