Tolong jwb kk,,pliss jgn asal² trims

Tolong jwb kk,,pliss jgn asal² trims

Jawab:

Penjelasan dengan langkah-langkah:

$sf dfrac{4}{5} (x + 5) - dfrac{3}{4} (dfrac{4}{5} - x ) = dfrac{11}{4} . . (*kalikan 20)\\\16(x + 5) - 15 ( dfrac{4}{5}- x) = 55 \\\16x + 80 - 12 + 15x = 55\\\31x +68 = 55\\\31x = 55-68 = - 13\\\x = - dfrac{13}{31}$