If it's not what You are looking for type in the equation solver your own equation and let us solve it.
y in (-oo:+oo)
y/2-13 = 5 // - 5
y/2-13-5 = 0
1/2*y-18 = 0 // + 18
1/2*y = 18 // : 1/2
y = 18/1/2
y = 36
y = 36
| 12-5x=20x+7 | | 124/5-x=24 | | 4x^3-24x^2+16x+2=0 | | 7.8+x=0.8 | | 2x-72=78-8x | | 12-5x=20+7x | | 3-3*6+3=0 | | 3=3b-6 | | 3.5x-5+x-4=-1 | | a-5=7-5a | | 4(x-3)=-5x+24 | | 11x60x60/11x=5 | | 7x+7=3x+33 | | 2x^4-3x^3-4x^2-3x+2=0 | | 3x+8=5x-22 | | X-30x=70 | | 2x-44=76-8x | | 10t-12t+5.4=8 | | 2b-256/b^2 | | 7b^2+4=704 | | 5x-36=-4(4-9) | | 4x+10-3x=20+2x | | (4x^3)-2x-1=0 | | 2(x-5)+8=2x+4 | | 144=3x*6x | | 3b^2+5=41 | | 5(3x-8)=-45 | | 2x/8=4 | | 7x-46=4x+14 | | 4w+5=3w+8 | | (8x)/(x^2-4)^2=0 | | 8x-41=4x+75 |