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/5 = 13 // - 13
y/5-13 = 0
1/5*y-13 = 0 // + 13
1/5*y = 13 // : 1/5
y = 13/1/5
y = 65
y = 65
| 20x+30y=38000 | | 2y-6x=0 | | x+7=12x-5=0 | | 5a^2+10a-11= | | 12-4y+3y=13 | | 12x+17=21x-10 | | X+3x+12x=320 | | 9x+12=12x-15 | | (x/4)+(x/x+6) | | 6+3=1218 | | 0,75t*t-9/2t+6=0 | | 5X-3=15-93 | | 4x/3y-5y/2x | | 22+3x=9x-14 | | 1/3^3+10X^2+84X | | -3Q^2+12Q=0 | | 50r^2+40rf+8f^2=0 | | 25x^2y^2+60xy+36=0 | | 30x^2-xy-y^2=0 | | -3[6+(-8)]= | | -10-(-8)= | | 6s^2+11sp-35p^2=0 | | -10(8)= | | a+1/a=4 | | 12r^3+10r^2-12r=0 | | 49b^2+27b+4=0 | | 4/5*10/11 | | (x+1)*x/2+x*50=y | | 3k^2-3k=0 | | 85+-7x=29x+17 | | 85-7x=29+17 | | 10/x+8=10 |