Question

реши уравнение 4x+9÷2.13=3x÷0.5

Answer 1

$4x+9:2 frac{1}{3}=3x:0,5, \ 4x+9: frac{7}{3}=3x:0,5, \ 4x+9cdot frac{3}{7}=3xcdot 2, \ 4x-6x= frac{27}{7} , \ -2x= frac{27}{7} , \ x= frac{27}{7} :2, \ x= frac{27}{7} cdot frac{1}{2} ,x= frac{27}{14},x=1 frac{13}{14}$