If it's not what You are looking for type in the equation solver your own equation and let us solve it.
9=12+k
We simplify the equation to the form, which is simple to understand
9=12+k
We move all terms containing k to the left and all other terms to the right.
-1k=+12-9
We simplify left and right side of the equation.
-1k=+3
We divide both sides of the equation by -01 to get k.
k=-3
| n+5=26 | | b+21=-3 | | -18x+9y=-43 | | z^2-14z+49= | | 10a-37=6a+31 | | 16*-3=4x+9 | | 2(x-8)+3x=50 | | 19c+31=6a+51 | | 5x+2=3x+44 | | x^2-20x+13=(-63) | | W^2X^4= | | 15x^2+31x+2=b | | 4x^3-12x^2+16x+4=0 | | 2x+n=51 | | 2x^2=15+x | | 18x^3+12x^2=0 | | (.5x+.2)(x+.7)= | | (7+9)+n=40 | | -5n-8(1+77n)=-8 | | 5x-10=4x+20 | | 10B-15B^3= | | x^2+18x=(-69) | | m-8=4 | | x+.05x=168 | | 3c^3+15c^2-108c=0 | | x^2-8x-2=22 | | 5+2w=22 | | x^2+12x+13=22 | | x^2-9x-14=0 | | 7t-2=0 | | 2x+2x+x+x=150 | | 3x^2-5x+7=0 |