Question

х+3х+х+2,3=10,8
3(2х-3)-2(3х+5)=0
3х+9=3(х+3)

Answer 1

5x=10,8-2,3
5x=8,5
x=8,5:5
x=1,7

Answer 2

5x+2.3=10.8
5x=10.8-2.3
5x=8.5
x=8.5:5
x=1.7




6x-9-6x-10=0
x=-19


3x+9=3x+9
3x-3x=9-9
x= или 1 или 0