If it's not what You are looking for type in the equation solver your own equation and let us solve it.
-9+4x=4x-9
We move all terms to the left:
-9+4x-(4x-9)=0
We get rid of parentheses
4x-4x+9-9=0
We add all the numbers together, and all the variables
=0
x=0/1
x=0
| 52-3n=38 | | 3x-5+3x-5=8(x-5) | | 52-3n=50 | | 1/3(6x+3)=-4x+1 | | 50-3n=13 | | 64.1+r=13.2 | | 5s+1.25=38.75 | | 13.2k+4.3=2.7’ | | 93=7x+2(4x-6) | | 7+14x=14x+16 | | 2x+5+x=60 | | 2^2x-12=16 | | 2=q+5 | | x2–14=–10 | | e/10=34/4 | | 5(q-2)=3q+6 | | -8x20=5x-7 | | 2x^2+21x+34=0 | | -6a=2–9a | | 4x+66=-x+1 | | 12x-5=-2x+23 | | 13=5p-13-4p | | 7/17=4/x | | 5x+5=-2+19 | | 2x+2.5=-13 | | 5x+8=5x=3 | | 150-20n=50 | | 5y+2=15 | | 7=c/3+5 | | 2x^2+19x+39=0 | | 5/6t+4=22-1/6t | | -u^2=49 |