Question

[(x:4+5):6+10]:10+3=13​

Answer 1

Răspuns:

[(x:4+5):6+10]:10=13-3

(x:4+5):6+10=10×10

(x:4+5):6=100-10

x:4+5=90×6

x:4=540-5

x=535×4

x=2140