Question

Số nguyên x thỏa mãn x - ( -25 - 17 - 2x ) = 6 + x

Vậy x = .....

Ai nhanh mik tick cho

Answer 1

\(x=-18\)

Answer 2

x - (-25 - 17 - 2x) = 6 +x

x+ 25 + 17 + 2x = 6+x

x-x + 2x = 6 - 25 - 17 

2x = -36

x= -18

Answer 3

x - ( -25 -17 -2x) = 6 + x

=> x+25+17+2x =6x

=> 25 + 17= 6x - x - 2x

=> 42= x . (6 -1 -2)

=> 42= x . 3

=> x= 42: 3

=> x = 14 

vậy x = 14