1) (4,5х + 3,6) * (-19,6) = 0
4,5х+3,6=0:(-19,6)
4,5х+3,6=0
4,5х=0-3,6
Х=-3,6:4,5
Х=-0, 8
3) -15 1/13 * (1,9х + 5,7) = 0
1,9х+5,7=0:(-15 1/13)
1,9х+5,7=0
1,9х=0-5,7
Х=-5, 7:1,9
Х=-3
-88.2х-70.56=0
88.2х= -70.56
х= -70.56:88.2
х= -0.8
1) (4,5х + 3,6) * (-19,6) = 0
4,5х+3,6=0:(-19,6)
4,5х+3,6=0
4,5х=0-3,6
Х=-3,6:4,5
Х=-0, 8
3) -15 1/13 * (1,9х + 5,7) = 0
1,9х+5,7=0:(-15 1/13)
1,9х+5,7=0
1,9х=0-5,7
Х=-5, 7:1,9
Х=-3