If it's not what You are looking for type in the equation solver your own equation and let us solve it.
12x-8=4(2x+9
We move all terms to the left:
12x-8-(4(2x+9)=0
| 5a-30=11a | | 60–4y=8y* | | -3(5-4x=-9x+4x-6+6x | | -12x+3x=-54 | | 2x+1/4x=-9 | | 2x+16=(6x+20)² | | 49x^2+210+225=0 | | –5b+70=–5b* | | 5(x+4)=-45 | | 2x-(x-1/2)=3-2x | | 4+2.2h=−3.7h= | | 5/6x-17=13 | | (-3x/4)=(1x/8)-14* | | 2x+16=6x+20 | | Y+7y=18 | | x+10/12=(8/3 | | 10-3x+4-4x=6x-6-x | | 4(2x+6)=-16x=8 | | 4+8x=5+2x | | (x-9)²=64 | | D=6.2t-10.33 | | 8+6x=x+13 | | 2-4x=x+13 | | 2-4x=-6x+16 | | 2(-5+4g)=-(9g-7 | | 3x-7+5x=-47 | | x-(5/3)*x=3 | | 96=-7x-2x+6 | | -7(a)=1.477 | | -7(a)=1. | | 53+88+x=180 | | -10+7x=-38 |