If it's not what You are looking for type in the equation solver your own equation and let us solve it.
2x+0.15x=6.45
We move all terms to the left:
2x+0.15x-(6.45)=0
We add all the numbers together, and all the variables
2.15x-6.45=0
We move all terms containing x to the left, all other terms to the right
2.15x=6.45
x=6.45/2.15
x=3+8.8817841970013E-16/2.15
| .07x+x=5151.86 | | 100+10x=180 | | 15x-9-3x+1=124 | | 15x-9-3x+1=1244 | | 2/3x=x+-3 | | L=(2/5)+(3h/20) | | -2x-9=81 | | r-3.2=1.7* | | 1/5)25w-15)=7+5w | | 75-2x=101 | | 1/3x+1/4x=5 | | 8x(40+5)=(8×40)+(8x5) | | (x-5)6=x+10 | | -8(1-2x)=-40 | | 4+7x=5(2x-1) | | (x-5)*3=(x+10)/2 | | 4.8x=9.6 | | a+(a-4)=(a+5)-(a+1) | | 4m+7=8−2m | | 0.02xx=100 | | (-5*3x)*2=x+10 | | 18=14v-5v | | 12+2x=9x | | 27x36=15x+108 | | 7x+12=-13x+17 | | 3x-5=x+10/2 | | (x-5)*3=x+10/2 | | -2.5y=10 | | w=221 | | (n+3)/(n^2+3n+5)=0 | | 2x-5=6x-23 | | x+9+3x-5+7x=180 |