If it's not what You are looking for type in the equation solver your own equation and let us solve it.
x-84=0.3x
We move all terms to the left:
x-84-(0.3x)=0
We add all the numbers together, and all the variables
x-(+0.3x)-84=0
We get rid of parentheses
x-0.3x-84=0
We add all the numbers together, and all the variables
0.7x-84=0
We move all terms containing x to the left, all other terms to the right
0.7x=84
x=84/0.7
x=120
| -2+9z=3+10z-5 | | 8u+48=14u | | 6x^2+8=28 | | 2+16=-2(7x-9) | | 0.2=0.8x | | -48-12x+5x-10=-9 | | 5x-1.2=3x-5.6 | | 35=9s-4s | | -3(8-6x)-5(5x-2)=14 | | 9q=8+8q | | 7(x+9)=x-15 | | 2(3x+5)=-34+38 | | 8=2d+16 | | -2(u+7)=8u-34 | | 3.5x-0.5=4x-3 | | 9z–8=6z+13 | | 87x=19+1 | | 4(2x+5)=-8+4 | | k2+6k+8=0 | | 1x=90+28 | | 6g+3=5g | | 2r2-9r=5 | | n+4=-10-6n | | 6g+3=5g | | 4(2x-8)-(3x-25)=3 | | (5x-12)=(2x-3) | | 2m2-9m-35=0 | | -13=-10a-8 | | x+0.70x=204 | | 4z+3-9=-33 | | 3x-18-4x=6 | | -10-10k=-7k+8 |