Explicație pas cu pas:
19x + 8x = 123
27x = 123
x = 123/27
x = 41/9
Răspuns: [tex]\purple{\bf x= \dfrac{41}{9}}[/tex]
[tex]\bf 19x + 16x : 2 = 123[/tex]
[tex]\bf 19x + 8x= 123[/tex]
[tex]\bf 27x= 123~~~\bigg|:3[/tex]
[tex]\bf 9x = 41[/tex]
[tex]\red{\boxed{\bf x= \dfrac{41}{9}}}[/tex]
