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)
(4/3)*x = x+13 // - x+13
(4/3)*x-x-13 = 0
1/3*x-13 = 0 // + 13
1/3*x = 13 // : 1/3
x = 13/1/3
x = 39
x = 39
| cos^2(x)-5cosx=0 | | 4(m-7)=3(m-2) | | b-4+3b=-4 | | 5(7x-7)=12(x-1) | | -10(r-8)+1=-(-6+7r)+3 | | 180-(3x+25)-(4x-4)+(6x+37)=180 | | 5x(-3x+8x)+3x= | | 30+9y=5y | | (3/x)+(1/x+4)=1/7 | | 60+35/5*9 | | 7=.833333x-8 | | 33x=1200+31x | | -3(-4x-8)+(6-6x)=-6x+2x | | 7=5/6x-8 | | 13200+1000x=31200-500x | | x^2-4x+1=52 | | 6(x+7)+3=11x-5(x-5) | | 4m=17 | | 6(x+7)+3=11x(x-5) | | 7x-1=3x-57 | | y+0=x | | -2x-11=x+7 | | 33x^2-94x+16= | | x+6=-(2x-3) | | (a/(a-1))-(2/(a^2-1)) | | 5n+1-1n=1 | | 2x(x-3)+5=0 | | 3(x+5)-2(3x-3)=-3(2-x) | | 11=21-5m | | 5x/x^2-49/8x-24/8x+56 | | 14/x-2=21/2x+3 | | x(4x-5)(2x+1)=0 |