If it's not what You are looking for type in the equation solver your own equation and let us solve it.
r in (-oo:+oo)
r/2 = 5/8 // - 5/8
r/2-(5/8) = 0
r/2-5/8 = 0
1/2*r-5/8 = 0 // + 5/8
1/2*r = 5/8 // : 1/2
r = 5/8/1/2
r = 5/4
r = 5/4
| 3b=2/3 | | 20x^4-18x^2-11=0 | | 20x^4-18x^2=11 | | 5=-4*4 | | (-3)/1.2 | | 9w+5(35-w)=287 | | (-4z+7)+(3z^2-3z-8)= | | 6x+3-1/3=8x-34-1/2 | | 3n=6+5+9+7 | | x+x+13=171 | | x+x+13=q | | (-3)*1.2= | | 25*5(2+3)= | | 6x+3-1/3=8x-34-1/2-3+1/3 | | 6x+6x-2=36+4x | | lnx^2=5 | | 15v-2v+29+5v-27= | | 3x+8=26+x | | 3(v+2)+v=4(v-1) | | -7(-5+30)=7(n-7) | | m/9.(-1)=-2 | | 5-3(x+2)=7-x | | 825/25 | | 2/3x8/4 | | 0.18/0.4 | | 17y=153 | | (2v+3y-3)(4v-5y)= | | x^2-5x-7= | | -1-5(6)=-21 | | -9(-1)-5(6)=-29 | | -4y/-1y | | 2y/-2y |