tlong bntuanya kak/dek pke penjelasanya
Jawaban:
15. b
16. b
Penjelasan dengan langkah-langkah:
15.
[tex] \frac{2x + 3}{4} - \frac{x + 2}{3} = \frac{(6x + 9) - (4x + 8)}{12} \\ = \frac{2x + 1}{12} [/tex]
16.
[tex] \frac{xy}{pqr} \div ( \frac{ {yr}^{2} }{pqr} \times \frac{ {pq^{2} } }{ {yr}^{2} } ) = \frac{xy}{pqr} \div \frac{q}{r} \\ = \frac{xy}{pqr} \times \frac{r}{q} \\ = \frac{xy}{ {pq}^{2} } [/tex]
[answer.2.content]
