Respuesta :

[tex]\\ \sf\longmapsto \dfrac{8}{x}=\dfrac{12}{18}[/tex]

[tex]\\ \sf\longmapsto 12x=18(8)[/tex]

[tex]\\ \sf\longmapsto 12x=144[/tex]

[tex]\\ \sf\longmapsto x=\dfrac{144}{12}[/tex]

[tex]\\ \sf\longmapsto x=12[/tex]

hnori22003

AP / PB = AQ / QC

8 / x = 12 / 18

8 / x = 6 × 2 / 6 × 3

8 / x = 2 / 3

Inverse both sides :

x / 8 = 3 / 2

Multiply both sides by 8

8 × x / 8 = 8 × 3 / 2

x = 2 × 4 × 3 / 2

x = 4 × 3

x = 12

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