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)
20 = (5/9)*y // - (5/9)*y
20-((5/9)*y) = 0
(-5/9)*y+20 = 0
20-5/9*y = 0 // - 20
-5/9*y = -20 // : -5/9
y = -20/(-5/9)
y = 36
y = 36
| 2(-3x+4)=5(-x) | | 7u/3=42 | | (2x-4)(5x+1)=0 | | 9-14+3=20-28 | | 9=((x-2)/5) | | 8x+2=X+44 | | 3(7t-5)-2t=4 | | 3x+2y+14=206 | | 800/5222 | | x^3+(k-3)x+(3-2k)=0 | | 45-15=20x-10x | | 20=(x)(x+5)(x+1) | | 2y=(2X+3) | | (3x*3x)+11x=20 | | n(n+2)=35 | | -8x+4-5x=2-15+8 | | 4-3(1-x)=2x-(x-5) | | Ax-9b=8c | | Ac-9b=8c | | e^(-x/10)=0 | | 6(X+4)=-2X | | 9x+i=10x-2 | | xy-3=24 | | .3t^2+.1t=.2 | | 3x^2-6x-99=0 | | 4h^2-20h=-25 | | 25x+30=5(4x+1) | | 4+2n+6n=3n+6n | | 21/sqrt15x | | 9(n+8)+9(n+9)= | | X^2+25y^2=50 | | X-9=y/2 |