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)
D = (9/8)*(m-65) // - (9/8)*(m-65)
D-((9/8)*(m-65)) = 0
(-9/8)*(m-65)+D = 0
D-9/8*(m-65) = 0
D-9/8*(m-65) = 0
D-9/8*m+585/8 = 0
D-9/8*m+585/8 = 0
x belongs to the empty set
| -6+4(2X+3)=5X-3(2X+1) | | 6d+d+2d-6=4d | | 3/9m=6 | | -4v+5=4v-3 | | 3(7x-8)=18 | | 2x+6=-3x+16 | | -5(7x+9)=-45 | | -4v+5=4v-4v | | 2+4-6*2+5*2+6= | | (x+11)(x-5)= | | -2(-4x+7)=-14 | | Y=-4-2+12 | | -x^3-x+6=0 | | 2+y/9=3 | | 6n-3.7+2.3=48.3 | | 7(2a-3)= | | (5y-9)/2=(3-2y)/6 | | 2ln(x-4)-4ln(x-1)= | | 3/4x-7=6 | | (x-2)+10=12 | | up+uv=r | | 3x(2x+50)=180 | | -6(-4-4x)=-216 | | 4x=3.8 | | (4x^2+y)(-6x)= | | 4x+(3x+6)=12-4(x-3) | | 7n=120 | | 1.5-2x=-6.5 | | 3(-4x+2)=-42 | | -1.5x^2+2000x-600=0 | | 2z/9-2=-1 | | 7=10x+16 |