Me ajudem na um e na dois por favor
Anexos:
tuna93:
eu respondi aquilo pois eu sou novo no site e nao sabia que tinha um local para enviar mensagem senao a resposta
ok, obrigada por me alertar
Soluções para a tarefa
Respondido por
1
Boa noite Ana!
Solução!
![\dfrac{3}{6}= \dfrac{x}{8}= \dfrac{14}{y}\\\\\\\](https://tex.z-dn.net/?f=+%5Cdfrac%7B3%7D%7B6%7D%3D+%5Cdfrac%7Bx%7D%7B8%7D%3D+%5Cdfrac%7B14%7D%7By%7D%5C%5C%5C%5C%5C%5C%5C%0A "\dfrac{3}{6}= \dfrac{x}{8}= \dfrac{14}{y}\\\\\\\")
![\dfrac{3}{6}= \dfrac{x}{8}\\\\\
6x=24\\\\
x= \dfrac{24}{6}\\\\
x=4\\\\\\
\dfrac{3}{6}= \dfrac{14}{y}\\\\\\\
3y=84\\\\\
y= \dfrac{84}{3} \\\\\
y=28\\\\\\
x+y=4+28=32](https://tex.z-dn.net/?f=%0A+%5Cdfrac%7B3%7D%7B6%7D%3D+%5Cdfrac%7Bx%7D%7B8%7D%5C%5C%5C%5C%5C%0A6x%3D24%5C%5C%5C%5C%0Ax%3D+%5Cdfrac%7B24%7D%7B6%7D%5C%5C%5C%5C%0Ax%3D4%5C%5C%5C%5C%5C%5C%0A+%0A%5Cdfrac%7B3%7D%7B6%7D%3D++%5Cdfrac%7B14%7D%7By%7D%5C%5C%5C%5C%5C%5C%5C%0A%0A3y%3D84%5C%5C%5C%5C%5C%0Ay%3D+%5Cdfrac%7B84%7D%7B3%7D+%5C%5C%5C%5C%5C%0Ay%3D28%5C%5C%5C%5C%5C%5C%0Ax%2By%3D4%2B28%3D32%0A "\dfrac{3}{6}= \dfrac{x}{8}\\\\\
6x=24\\\\
x= \dfrac{24}{6}\\\\
x=4\\\\\\
\dfrac{3}{6}= \dfrac{14}{y}\\\\\\\
3y=84\\\\\
y= \dfrac{84}{3} \\\\\
y=28\\\\\\
x+y=4+28=32")
Alternativa e
Exercicio 2
![\frac{1}{12} = \frac{2}{y}= \frac{x}{4} \\\\\
\frac{1}{12} = \frac{2}{y}\\\\
y=2.12\\\\
y=24\\\\\\
\dfrac{1}{12} = \dfrac{x}{4} \\\\\
4=12x\\\\\
x=\dfrac{4}{12}\\\\\
x= \frac{1}{3}](https://tex.z-dn.net/?f=+%5Cfrac%7B1%7D%7B12%7D+%3D+%5Cfrac%7B2%7D%7By%7D%3D+%5Cfrac%7Bx%7D%7B4%7D+%5C%5C%5C%5C%5C%0A++%5Cfrac%7B1%7D%7B12%7D+%3D+%5Cfrac%7B2%7D%7By%7D%5C%5C%5C%5C%0Ay%3D2.12%5C%5C%5C%5C%0Ay%3D24%5C%5C%5C%5C%5C%5C%0A%5Cdfrac%7B1%7D%7B12%7D+%3D++%5Cdfrac%7Bx%7D%7B4%7D+%5C%5C%5C%5C%5C%0A4%3D12x%5C%5C%5C%5C%5C%0A+x%3D%5Cdfrac%7B4%7D%7B12%7D%5C%5C%5C%5C%5C%0Ax%3D+%5Cfrac%7B1%7D%7B3%7D++%0A "\frac{1}{12} = \frac{2}{y}= \frac{x}{4} \\\\\
\frac{1}{12} = \frac{2}{y}\\\\
y=2.12\\\\
y=24\\\\\\
\dfrac{1}{12} = \dfrac{x}{4} \\\\\
4=12x\\\\\
x=\dfrac{4}{12}\\\\\
x= \frac{1}{3}")
Boa noite!
Bons estudos!
Solução!
Alternativa e
Exercicio 2
Boa noite!
Bons estudos!
MUITO OBRIGADA!!!
De nada!
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