Question

X-3\3=5-x\2
Care e valoara lui x in aceasta ecoatie
Faceti si rezolvarea

Answer 1

x-1=5-1/2x
x+1/2x=5+1
x+1/2x=6
2*1+1tot supra/2 de inmultit toata fractia cu x si =6

3/2x=6
x=6:3/2
x=6*2/3
x=2*2
x=4

unde am scris 1/2x este asa $\frac{1}{2} x$