Решите ур-е: 5/8+x=12/15. Z-7/8=1/16

[latex] frac{5}{8} +x= frac{12}{15}[/latex][latex]x= frac{12}{15}-frac{5}{8}=frac{8*12-5*15}{15*8}= frac{96-75}{120} = frac{21}{120} = frac{7}{40} [/latex][latex]z- frac{7}{8} = frac{1}{16} [/latex][latex]z = frac{1}{16} +frac{7}{8}= frac{1+2*7}{16}= frac{1+14}{16} = frac{15}{16} [/latex]