6 + 2x = 5x + 9 , 6 - 9 = 5x - 2x , -3 = 3x , x = -1
Chat with our AI personalities
3x-4=5x+6 gives: 2x=-10 which gives x=-5
if you meant 5x+9=3*15 then, 5x = 36, x = 7.2 if you meant 5x+9=3x+15 then, 2x = 6, x = 3
x=1
x=6
2x + 4 = 10 2x = 10 - 4 = 6 2x = 6 x = 6/2 = 3