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)
(456321*X)/0.89+987654321*X = 5647890643*Y // - 5647890643*Y
(456321*X)/0.89+987654321*X-(5647890643*Y) = 0
(456321*X)/0.89+987654321*X-5647890643*Y = 0
988167041.2247191*X-5647890643*Y = 0
x naleu017Cy do R
x in (-oo:+oo)
| 4X(5+6)=45 | | y-(-7)=-13 | | 3x-40=2y | | 6x=x+y+10z | | 3x-8y=-62 | | 7x^2/28x^3y | | -15+10=y | | 10y=0 | | 4x+y=-16 | | y+x=-14 | | 7-6x=-29 | | -6yx-6x=0 | | 6-6x=-29 | | 11+y=6 | | 50b+2/144 | | 3x=2x-45 | | 3y^2-3x^2-6y=0 | | 4/n=-12 | | 6x+6=9x-3 | | 4u^2*5u/2 | | n-3=51.29 | | -6xy-6x=0 | | 6xy+6x=0 | | 33.25/4.75 | | b/-1.6+7.9=8.4 | | 12x+9=7x+25 | | 6(x+2)=5x+16 | | 36-7x=2x+19 | | -21-5x=3x+9 | | 4x+12=200 | | 5x-5=2x-5 | | 5(2r-3)=-3(1-3r) |