Question

50%x X+2/3xX=X+4

Answer 1

1/2 * x + 2/3 * x = x + 4

x * (1/2+2/3) = x + 4

7/6 * x = x + 4

7/6 * x - x = 4

1/6 * x = 4

x =  24

Answer 2

50%.x+2/3.x=x+4

=>1/2.x+2/3.x=x+4

(1/2+2/3).x=x+4

7/6.x=x+4

x+4:x=7/6

ae cầu cứu tau làm saI RỒI @@