If it's not what You are looking for type in the equation solver your own equation and let us solve it.
81-50+25*2-4=0
We simplify the equation to the form, which is simple to understand
81-50+25*2-4=0
We move all terms containing to the left and all other terms to the right.
0=0-81+50-50+4
We simplify left and right side of the equation.
0=-77
0=-77
The left and right sides are not equal, therefore there is no solution. This equation is invalid.
| 3.14=3.14r^2 | | 62+[4(x-2)]+5x-7=180 | | 2(5x)+4(7x)+(-8x)=210 | | 2x^2+3px-2=0 | | 2/3x=55 | | 9=n2/9 | | 2.35x+5.50y=89.50 | | 3y+5x+5y+15x= | | 4sen^2x=3 | | 2+x-(3x+7)=-11 | | x-3.4=13 | | 2+x-(3x+7)=-1 | | In(2x-3)=3 | | 17=3x-4y | | n-40=40 | | -3x-2+9x=-3 | | 12=12-b | | 6-0.5n=14 | | (x-3)(2x+7)=0 | | 6y=5x-9 | | 8*x+1=4*3x | | 21x^4+18x^2+36x^3=0 | | (5x-3)(x+1)= | | Y/4-y/3=-1/10 | | 6m=9m | | 4+9x=4x+19 | | 6y-4=5x-5 | | 8x+3=7(9x-2) | | 5?-10=15 | | 4x^(2/3)-7x^(1/3)=2 | | 12n^3+15n^2+4n+5=0 | | 2x^2+20x+56=0 |