100x+4+6=200
100x+10=200
100x=200-10
100x=190
x=190:100
x=1,9 либо 1 9/10
100x + 4 + 6 = 200
100x = 200 - 4 - 6
100x = 200 - 10
100x = 190
x = 1.9
100x+4+6=200
100x+10=200
100x=200-10
100x=190
x=190:100
x=1,9 либо 1 9/10
100x + 4 + 6 = 200
100x = 200 - 4 - 6
100x = 200 - 10
100x = 190
x = 1.9