Question 560397
3x+5=x+15
move the x values and the numbers to opposite sides. by subtracting x on both sides of the equation
Step 2: subract the x values 
Step 3: subtract the numbers  
Step 4: Divide
3x+5=x+15-5
-x-5 -x
3x-x=15-5
2x=10
/2 /2
x=5