4.32х+1.809х+5.68х+6.191х=3636
(4.32х+5.68х) +(1.809х+6.191Х)=3636
18х=3636
х=3636:18
х=202
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4.32х+1.809х+5.68х+6.191х=3636
(4.32х+5.68х) +(1.809х+6.191Х)=3636
18х=3636
х=3636:18
х=202
х=202
сложи и раздели все