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-4)/5 = (x-7)/2 // - (x-7)/2
(x-4)/5-((x-7)/2) = 0
(x-4)/5+(-1*(x-7))/2 = 0
(2*(x-4))/(2*5)+(-1*5*(x-7))/(2*5) = 0
2*(x-4)-1*5*(x-7) = 0
27-3*x = 0
(27-3*x)/(2*5) = 0
(27-3*x)/(2*5) = 0 // * 2*5
27-3*x = 0
27-3*x = 0 // - 27
-3*x = -27 // : -3
x = -27/(-3)
x = 9
x = 9
| (8+u)(3u-1)=0 | | -5(c+4)=15 | | 0.5=0.3682x+0.35 | | 3(x+5)-1+4x=5(x+2) | | 1.0=0.3682x+0.35 | | ln(2x+3)=2.2 | | 16x+2=6x+52 | | -3x-13=-4x-9 | | 9x-12=4x+37 | | y=a+2bx | | -4w+3=15 | | 8y=3y-5 | | -4+3=15 | | 6c-8=20+2c | | -4(1-6x)+6(-3x-8)=-76 | | 7l-(2l-9)=39 | | x-15=-11x+105 | | -4w-5=5 | | -15x-10=-8x-17 | | (3x-2)4=7 | | -7(n-1)+8(n-8)=-56 | | 25+y^2=0 | | 4z+(3-2z)=6 | | Cos^2-1=0 | | 3(f-1)+8=-10 | | 3e+6=4w | | 20d+13-12=43 | | 3y=-4x+6 | | 3e+10=2+5e | | 5h+10(-h+14)=95 | | -40+3r=8+7(4-5r) | | sqrt(5x^3y)*sqrt(10x^3y^4)=0 |