4x + 7.5/45=11/18
4x +1/6=11/18
4x=11/18 - 1/6
4x=9/18
4x=1/2
x=1/2:4
x=1/8
4x + 7,5 / 45= 11/18
4х+7 1/2 /45=11/18
4х+15/2 * 1/45=11/18
4х=11/18-1/6
4х=4/9
х=4/9*1/4
х=1/9
4x + 7.5/45=11/18
4x +1/6=11/18
4x=11/18 - 1/6
4x=9/18
4x=1/2
x=1/2:4
x=1/8
4x + 7,5 / 45= 11/18
4х+7 1/2 /45=11/18
4х+15/2 * 1/45=11/18
4х=11/18-1/6
4х=4/9
х=4/9*1/4
х=1/9