If it's not what You are looking for type in the equation solver your own equation and let us solve it.
x in (-oo:+oo)
x-((7/12)*x) = 3 // - 3
x-((7/12)*x)-3 = 0
x+(-7/12)*x-3 = 0
5/12*x-3 = 0 // + 3
5/12*x = 3 // : 5/12
x = 3/5/12
x = 36/5
x = 36/5
| (5+X)+(X+71)=71-5 | | f(x)=2ln(x+3)+3 | | 3w-8+4=-20-11 | | 2x+3=4+x-2 | | (5+x)+(71-x)=71-5 | | 1/2h-4=10 | | x+3x+2=1 | | 6-1=12 | | 2x+3=4+2x-4 | | y/4-2=8 | | 2x+3y=177 | | 75=20r+(-3r)+(-2r) | | (3x-2)+(x)=90 | | 75=-20r+(-3r)+(2r) | | 7-2z=15 | | 2x*2x-1=9 | | 2x*2x-=9 | | (19x-1)+(13x-5)=90 | | 12=5+x+(x-1) | | RS=3x+1 | | 7x+5=5(x+7) | | 8x-27=3 | | 2x*x-=9 | | 3x^2+6x=0.33 | | -x^2-5x+9=-x-6 | | 3/10x100 | | 3c+5=26 | | k-12/2=-7 | | -x^2-6x+15=0 | | 6y=6x | | t=t+12 | | 6(a-1)=114 |