Respuesta :

annai14
1) Multiply out the 2 to the 10, so it will become 3x-5=20    2) Then solve:3x=25 3)x=25/3

penelope1park
3x-5/2=10

The first step, multiply both sides by 2.  
3x - 5 = 20 

Add 5 to both sides. 

3x = 25 

Then divide both sides by 3. 
x = 25/3 or 8.33333333...