If it's not what You are looking for type in the equation solver your own equation and let us solve it.
15.4=3x
We move all terms to the left:
15.4-(3x)=0
We move all terms containing x to the left, all other terms to the right
-3x=-15.4
x=-15.4/-3
x=5+0.4/3
| 28x-10=28x-30 | | x-5x+10=14 | | S+2*2s+4=43.2 | | 4t^2-30t+45=0 | | 13y=12(y+3) | | 4.2=n-1.6. | | 5z−4z=13 | | 4h−h=12 | | 27•3.14=3.14n | | 21x-30=29x | | 6p−4p=16 | | 19b−18b=15 | | 57=3ww= | | 5b−3b=10 | | v/5+15=21 | | 2.4x=1.2+15 | | 56=y4y= | | h=3h=4h=100 | | -3=y/2-7 | | 8c−7c=6 | | 7x-8=5x+13 | | 2.4x=1.2+14 | | 36=7m=5m | | 5*x2-12=88 | | 12x+151=19 | | 4s−3s=11 | | 7x-1=4x+10 | | 5z=12-42 | | 4z−z=3 | | -5u-20=−5 | | z+4z=15 | | 9f+11=3f+23 |