1.
(х-2)/4=1; х-2=4; х=6
2.
(3х+2)/5=4; 3х+2=20; 3х=18; х=6
3.
х/2 + х/3 = 10; 3х+2х=60; 5х=60; х=12
4.
х/3 - х/4 = 1; 4х-3х=12; х=12
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Answers & Comments
1.
(х-2)/4=1; х-2=4; х=6
2.
(3х+2)/5=4; 3х+2=20; 3х=18; х=6
3.
х/2 + х/3 = 10; 3х+2х=60; 5х=60; х=12
4.
х/3 - х/4 = 1; 4х-3х=12; х=12