If it's not what You are looking for type in the equation solver your own equation and let us solve it.
105u-30=-84
We simplify the equation to the form, which is simple to understand
105u-30=-84
We move all terms containing u to the left and all other terms to the right.
+105u=-84+30
We simplify left and right side of the equation.
+105u=-54
We divide both sides of the equation by 105 to get u.
u=-0.51428571428571
| -2x-13=x+5 | | 10x=8x | | 1+7x=6x+8 | | (3x+y)-(2X+Y)= | | -x%2/2-x/5=-3 | | 4h^2-2h-19=0 | | 4(86.25+-0.75y)+3y=345 | | X=y*3*7 | | 3a(a+2)*5a+2a*(a+3)(a-1)= | | n+1=3n-11 | | (n^2-7)(2n^3+4)=0 | | -9=-30x+8 | | 3a(a+2)*5a+-2a*(a+3)(a+-1)= | | 5+2k=-12+8+4k+7 | | 2.9m+1.7=35+2.3m | | 4x+3y=345 | | 12y^2-28y+4=1 | | 5x^2+x(x+3)=2x(x+4)-(5x-16) | | 4x*4x+33x=-54 | | y^2=4y+171 | | -6(-1/5)-3y=-9 | | 2a-6=2a+14 | | -9+3x=7x+3 | | (g^3-h)(g^3+h)=0 | | 4x*4x+21=18 | | 11n+12n+20n= | | 15w-54=-70 | | 4x*x+21=18 | | 1.9s+6=3.1zs | | 3x^2-60x-60=0 | | 6v-5=4-3v | | -21-70y=-36 |