glebik9909 -0,9х-1,5х+4=-5
-0,9х-1,5х=-5-4
-2,4х=-9
х=-9:(-2,4)
х=3,75

mirzverushek413 A)x=3 1/3:-1 2/3:(-0,75)
x=10/3:-5/3:(-75/100)
x=10/3*-3/5:(-75/100)
x=2/1:(-75/100)
x=2/1*(-100/75)
x=2 10/15
x=2 2/3