Question

Determinati numarul natural x din egalitatea: lx : (18 - 27:3)+51:17). 15 = 105 ​

Answer 1

[x:(18-27:3)+51:17]*15=105 ​

x:(18-27:3)+51:17=105:15

x:(18-27:3)+51:17=7

x:(18-27:3)+3=7

x:(18-9)=7-3

x:9=4

x=9*4

x=36