Respuesta :

Solution,

3x+8=2x+21

or,3x-2x=21-8

X=13

the value of X is 13.

hope it helps

Goods luck on your assignment

merue

Answer:

x = 13

Step-by-step explanation:

3x + 8 = 2x + 21

3x + 8 - 2x = 2x + 21 -2x

x +8 = 21

x + 8 - 8 = 21 - 8

x = 13

Hope this helps ^-^