Решите уровнение ! 3 (х+5)-6х=-1 3х+2=5х-1 4 - вопрос №356132514584398373 от chornaya03 11.12.2020 12:53

Question

Алгебра: Решите уровнение ! 3 (х+5)-6х=-1 3х+2=5х-1 4 (х+5)=8

chornaya03 · Answer

3x + 15 - 6x = - 1- 3x = - 1 - 15- 3x = - 163x = 16x = 16/3x = 5целых 1/33x + 2 = 5x - 13x - 5x = - 1 - 2- 2x = - 32x = 3x = 3/2x = 1,54x + 20 = 84x = 8 - 204x = - 12x = - 12/4x = - 3...