Question

реши уравнение 2/3х+4/9х=3.2

Answer 1

2/3х+4/9х=3,2
6/9х+4/9х=32/10
10/9х=32/10
х=32/10:10/9
х=32/10*9/10
х=288/100
х=2,88

Answer 2

2/3х+4/9х=3,2 6/9х+4/9х=32/10 10/9х=32/10 х=32/10:10/9 х=32/10*9/10 х=288/100 х=2,88

Answer 3

спс