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)
20 = (-3*x-10)/4 // - (-3*x-10)/4
20-((-3*x-10)/4) = 0
(-1*(-3*x-10))/4+20 = 0
(-1*(-3*x-10))/4+(4*20)/4 = 0
4*20-1*(-3*x-10) = 0
3*x+90 = 0
(3*x+90)/4 = 0
(3*x+90)/4 = 0 // * 4
3*x+90 = 0
3*x+90 = 0 // - 90
3*x = -90 // : 3
x = -90/3
x = -30
x = -30
| -7y-(-10y)= | | 2e^3x+5=13 | | 2x+10+2x+112+90+148=3*180 | | 2(1-4x)=2(5x+3) | | (2y+5)+(78-11)=90 | | -2(7+3x)=46 | | 6cos(8x)sin(6y)=7 | | F(x)=5+6x | | 11(2)+b(2)=15 | | (5x-17)+(3x-11)=180 | | x+5x+4=(2x-1) | | (42x+1)=128 | | 3(2x+11)=-21 | | (18y+5)+(21+10)=180 | | 8/3x=100 | | x^3+4x^2=8 | | s-15=15.59 | | 260=25w+35 | | (-1/3t)^-4/3 | | T=5t-84 | | 1/5d=56 | | 10x+1=82 | | g(x)=10x-6 | | 2x+3(5(x-1)+2)= | | 0=250-10P | | 0.7=y+0.4 | | 5+x^5=100 | | (2x-1)+(5x-42)=90 | | 5y-17=167 | | 25x^7-x^5+50x^4-2x^2= | | 15+x=59 | | 6p-(5p+5)=-8+-2(p+12) |