Question

Care este solutia ecuatiei 3,18x=12,72

Answer 1

3,18x=12,72
x=12,72:3,18
x=4

Answer 2

3,18x=12,72 |inmultim totul cu 100 ca sa scapam de virgula
=> 318x=1272
=> x= $\frac{1273}{318}$
=> x=4