Question

39 If 3x+1 = 9x-2, find the value of 21+x.​

Answer 1

Answer:

value of given equation is

43/2

Answer 2

Answer:

$3x + 1 = 9x - 2 \\ 1 + 2 = 9x - 3x \\ 3 = 6x \\ x = 2$

so value of the 21+x=21+2=24