If it's not what You are looking for type in the equation solver your own equation and let us solve it.
x+x(0.2)=500
We move all terms to the left:
x+x(0.2)-(500)=0
We multiply parentheses
x+0.2x-500=0
We add all the numbers together, and all the variables
1.2x-500=0
We move all terms containing x to the left, all other terms to the right
1.2x=500
x=500/1.2
x=416+0.80000000000001/1.2
| 5x+1=−5x+10 | | 4^x=-1/32 | | h9=13 | | 9h=13 | | 14=a-4.4 | | C(100)=25n+1000 | | x-120=600 | | 47.8+n=3.57 | | 27.8+n=60.1 | | 76=10z-4 | | 9y−1=5y+7 | | 15=5+27t-16t^2 | | 12=3j+9 | | 7(3x+8)=-133+× | | 28=4c-6 | | (5x+32)(7x+8)=180 | | 2808=7r+8 | | 12x+15=-3x+15 | | 75=9i-6 | | -4w+2(w-7)=6 | | x-490/100=-1.6448 | | 3-5x=-24 | | (3x-5)(7x+9)=21x+4 | | x-235/20=-1.0364 | | 5x+7-9(+1)=4x+5 | | x-50/20=-1.0364 | | 3x-3+10x+4+75=180 | | 0.4^x=4 | | X+2/2+x+4/9=1 | | x-10/1.3=-0.8416 | | x^2*x^2=40^2 | | 3+5y=120 |