If it's not what You are looking for type in the equation solver your own equation and let us solve it.
12-9x-15x=0
We add all the numbers together, and all the variables
-24x+12=0
We move all terms containing x to the left, all other terms to the right
-24x=-12
x=-12/-24
x=1/2
| 1+98/100*x=x | | 7x-2=-4x-13 | | 4x^2+25=x+4 | | (2/5)+v=(1/2)-(3/10) | | x-3+5x=27 | | 3x+5=-4x+26 | | 6(t+2)=3(7t+7) | | 7x-3x-12=0 | | 8(3t+2)=4(11t+11) | | 2.6+1.6t−13t=-0.82−11.6t | | 8x+25-3x=20+2x+10 | | F(x)=60+5x= | | 5/3+3m/8=61/24 | | 7/6=3/x | | 6/7=x/3 | | -4x+4-2x=-2(3x-20 | | 84+0,3x=x | | 3-5x-2x=0 | | 84+0,3x=0 | | 4x/7+4=21 | | 5x+10÷5=20 | | 17+8x=25+5x | | -21x+28x=43 | | 3x+7=42/2 | | 5/11(v)=1/3 | | -6x=` | | 95=x-78+x-41 | | 23x^2+12=0 | | 7x-4+3x=1+16x | | w+w+w^2-4+w^2-3=60 | | 7x+35=1/10 | | X/2+x/3+x/4=18 |