(4x+5)/13=8/9
(4x+5)=8/9*13
(4x+5)=104/9
4х=104/9-5
4х=104/9-45/9
4х=59/9
х=59/9:4=59/9*1/4=59/36= 1целая 23/36,
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(4x+5)/13=8/9
(4x+5)=8/9*13
(4x+5)=104/9
4х=104/9-5
4х=104/9-45/9
4х=59/9
х=59/9:4=59/9*1/4=59/36= 1целая 23/36,
4х=8/9-5/13
4х=104/117-45/117
4х=59/117
х=59/117:4
х=59/468
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