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-4 = (5/7)*(x-2) // - (5/7)*(x-2)
y-((5/7)*(x-2))-4 = 0
(-5/7)*(x-2)+y-4 = 0
y-5/7*(x-2)-4 = 0
y-5/7*(x-2)-4 = 0
y-5/7*x-4+10/7 = 0
y-5/7*x-18/7 = 0
y-5/7*x-18/7 = 0
y-5/7*x-18/7 = 0 // - y-18/7
-5/7*x = -(y-18/7) // : -5/7
x = (-(y-18/7))/(-5/7)
x = -7/5*(18/7-y)
x = -7/5*(18/7-y)
| 7+78x=-12+8x | | 17b+72=2b+87 | | -10x+18x-7x=12 | | 3(4s+9)=159 | | 6*8=4y | | 6Xn=126.5 | | 2z-96=z-22 | | y-5=7/9(x-3) | | 12n(x+4)=4(1+3x) | | -46-4x=5x+80 | | 3x-2(2x-3)=x+18 | | 6x-7=10x | | 4y+28=6y+26 | | u+44=5u | | 12=6m+8 | | 8=c/-4=6 | | 4a+14=5a | | 8-4x=3(5-8) | | 7x-6x=3 | | q+62=3q | | 0.50x+0.90(10)=0.25(30) | | x^2+37=12 | | 8+4x=6x+3 | | -82-5x=8x+191 | | p+42=2p | | 14.934=1.3546X-0.76 | | 80x+20(60)=70x+70(80) | | q+72=9q | | 7x+2-9x=0 | | a^2+a+30=0 | | -2(3x-3)-7= | | 3e+618=2b+12 |