решите уравнения: 9(х-1)=х+15 (11х+14)-(5х-8)=25 12-4(х-3)=39-9х 2(3х+5)-3(4х-1)=11.8

9х-9=х+158х=24х=311х+14-5х+8=256х=3х=0,512-4х+12=39-9х5х=15х=36х+10-12х+3=11,8-6х=-1,2х=0,2

1)9*(x-1) = x+159*x-9*1 = x+159*x = 24 + x8*x = 24x = 32)(11*x+14)-(5*x-8) = 2511*x+14-5*x+8 = 2522 + 6*x = 256*x = 3x=3)12-4*(x-3) = 39-9*x12-4*x+4*3 = 39-9*x-4*x = 15 - 9*x5*x = 15x=34)2*(3*x+5)-3*(4*x-1) = 11.82*3*x+2*5-3*4*x+3*1 = 11.813 - 6*x = 11.8-6*x = -1.2x = 0.2