Question

39+39*x=51012    tìm x

Answer 1

39*x=51012-39

39*x=50973

x=50973:39

x=1307

nhớ nha 

Answer 2

39 + 39 * x = 51012

=> 39 * ( x + 1 ) = 51012

=> x + 1 = 1308

=> x = 1307