Matematika tolong yah kakak kakak ku​

vidagerholdulv – March 12, 2023

tolong yah kakak kakak ku​

[tex] \frac{x}{x + 4.2} = \frac{10}{10 + 6} \\ \\ 16x = 10x + 42 \\ 16x - 10x = 42 \\ 6x = 42 \\ x = 7 \: cm \\ \\ \\ \frac{y}{5} = \frac{16}{10} \\ \\ 10y = 80 \\ y = 8 \: cm[/tex]

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