Question

faceti doar una cu minus si una cu plus sa vad cum se fac

Answer 1

$d)x+ \frac{4}{6} = \frac{13}{12} \\ \\ x=\frac{13}{12} -\frac{4}{6} \\ \\ x= \frac{13-4*2}{12} \\ \\ x= \frac{5}{12} \\ \\ g)x- \frac{2}{3} =\frac{1}{9} \\ \\ x=\frac{1}{9} +\frac{2}{3} \\ \\ x=\frac{1+2*3}{9} \\ \\ x=\frac{7}{9}$