If it's not what You are looking for type in the equation solver your own equation and let us solve it.
x+2x+30=130
We move all terms to the left:
x+2x+30-(130)=0
We add all the numbers together, and all the variables
3x-100=0
We move all terms containing x to the left, all other terms to the right
3x=100
x=100/3
x=33+1/3
| 67+-2x=53 | | 2o-3=5 | | 105=9x-5 | | X2=4x+48 | | 4y-6+y+40=6y+40-4y | | (1/3)/4=1/4/x | | y=51 | | 58-5x=23 | | 3(x+6)=2x+11 | | -9(b-83)=-63 | | 6,4x=-3,4 | | 2d+44=10+5d | | -2x-13=-2x-5 | | -21=7(y-89) | | 25x^2-9=40 | | 2l²+5l+l²-5l-9=0 | | .42-x=17 | | 6+-5s=96 | | (6x-8)+2x=-x-16 | | 2y+39=81 | | 5(x+2)=7(x–4) | | -3x+57=36 | | -4i+6=18+2i | | -11+3x=-75-1x | | -4(g+48)=40 | | 9x+4=4x+7+6 | | 13=-3z | | 4(x-7)^2=64 | | 3d+2=-2 | | 6x-6=10+4x | | -11-3x=-75-1x | | 9x+4=4x7+5 |