If it's not what You are looking for type in the equation solver your own equation and let us solve it.
3x+42=0
We simplify the equation to the form, which is simple to understand
3x+42=0
We move all terms containing x to the left and all other terms to the right.
+3x=0-42
We simplify left and right side of the equation.
+3x=-42
We divide both sides of the equation by 3 to get x.
x=-14
| -12+-7k=30 | | 23=4x+5y | | -100+4s=100 | | -100+4s=-50 | | t+3t-7=4+-7 | | 70x+40=6 | | -100+4s=50 | | 4/2x-5/2x+9/2x | | 10-5+3x+2x=0 | | 5x-28=3x+10 | | (2x^2+4x)+(3x^2+2x)= | | 4/2x | | 1+2+3=24 | | 2+4w=-26 | | (8x+5)+(19-8x)= | | 67x+13=6 | | 7+2+8=216 | | -5+9d=49 | | -17+3x=-41 | | 8/3*10 | | g^3+3g^2-y-3=0 | | 0=2+2Q+2Q^2 | | 2y=1.5x-8 | | 4v^5(v^2-4v+14)= | | 11-9m=70 | | (7/6n-84n+288)-5/5n^2-40n | | -x/4-2=-10 | | 336+25p=550 | | 2m^3n^3/3m^-4n^3x3m^4n-1 | | 6x+14=38 | | 4x^2-3x^2= | | 18s^2-50s=0 |