Respuesta :

Answer:

x=10

Step-by-step explanation:

5x+20=4x+30​

Subtract 4x from each side

5x-4x +20 = 4x-4x+30

x+20 = 30

Subtract 20 from each side

x+20-20 =30-20

x =10

5x-4x= 1x
30-20=10
X=10
Hope that helps