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)
(-5/2)*x+7 = (-7/3)*x-(1/2) // - (-7/3)*x-(1/2)
(-5/2)*x-((-7/3)*x)+1/2+7 = 0
(-5/2)*x+(7/3)*x+1/2+7 = 0
15/2-1/6*x = 0 // - 15/2
-1/6*x = -15/2 // : -1/6
x = -15/2/(-1/6)
x = 45
x = 45
| -3x-6x-1=-55 | | 6x-2=40x^2+10x-75 | | 4a/9=100/45 | | 5/3x-4/5=-7/5x+6 | | 37+4y-9=13y-14-3y | | 8d+8d+8d+2d+2d+2d-3d-3d-3d= | | -3u-4/3=5/2u-5/4 | | -27x+15x-12=156 | | -2/310 | | -4/3w+1/3=-5w-1/4 | | x^2+7x-7= | | (3x-1)=9x-2 | | 8x-19=61 | | -8x-4x-11=13 | | -6(x+1)-11=29+8 | | 6/5y-4/3=-5/3y-4 | | x+7(2-x)=4(1-2x) | | ln(4x-2)=ln(8x) | | 4x=(5-2x) | | (2x^3)(-5x^8)(4x^2)= | | ln(x+9)+ln(x)=ln(22) | | 9lnx=54 | | 11x+6y=140 | | x^2-Y^2=17 | | s/3-2,5=1,5 | | X-0.7x=6 | | 3(6t-1)=69 | | 2a/7= | | 5(2x+3)=90 | | 59-2x=2x+4 | | 7(x-1)/2-5x=1/2 | | x*2-Y*2=17 |