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)
Y-8 = (-9/7)*x-(27/7) // - (-9/7)*x-(27/7)
Y-((-9/7)*x)+27/7-8 = 0
Y+(9/7)*x+27/7-8 = 0
Y+9/7*x-29/7 = 0 // - Y-29/7
9/7*x = -(Y-29/7) // : 9/7
x = (-(Y-29/7))/9/7
x = 7/9*(29/7-Y)
x = 7/9*(29/7-Y)
| 5r*r=26r+24 | | -0.5x+5.72=-0.7x+6.12 | | 4y^2-49=o | | 1/3•3.14•5•10 | | Y=3x+7+5x-9+3x+21+10y | | 3.9+0.8x=0.7 | | 5r*5r=26r+24 | | -5(x-2)+10=0 | | 16x^4-16=0 | | 6+10=-2(7x-8) | | 6b^2+4=22 | | -63=x-4(3x+13) | | 4a+2=3a-5 | | 5(3x+9)=-33+18 | | 3x+7-5x-9+3x+21=10y | | x^2-10=38 | | r^2-7r-44=0 | | 7x+26=4x+20 | | f(2+3)= | | 0.3x+0.2x-6=8 | | 5+4*2-10= | | 2(18.25-3p)=27.50 | | 3x+7+7+5x-9+3x+21+10y=y | | f(x)=1.5-3 | | 6q^2+3=45 | | 2(18.25-3d)=27.50 | | f(2)+f(3)= | | 3(x+5)-8=2(x-6)+5x | | a^2-36/3a-18 | | x=2y+3-4 | | 5n^2-9n-72=0 | | Ix+4I=12 |