If it's not what You are looking for type in the equation solver your own equation and let us solve it.
0.3n=6.39
We move all terms to the left:
0.3n-(6.39)=0
We add all the numbers together, and all the variables
0.3n-6.39=0
We move all terms containing n to the left, all other terms to the right
0.3n=6.39
n=6.39/0.3
n=21+0.09/0.3
| (4x+35)=(7x-10) | | 5y=315 | | 3x(x-4)-7=2(x-3) | | x+33=x^2+10 | | 6x-8=4x+13= | | 100-1/3=4p-120 | | w=-2.4*20+62 | | X+2x+6x=30 | | -100t=10t-5t | | (2x-1)(x+2)=666 | | Y4+5y-3=0 | | 7x+3x+25=35 | | 16h^2=20 | | 5(3x-2)+4(2x+1)=2(4x-1) | | 4(w-7)=11 | | 5h+8=39 | | X/2=2/5y | | 3f(1)=15 | | 4x^+4=20 | | 6z+3=2-3z | | 2x+12=12+2x | | t^2-26t-9=0 | | -8x^2+48x-32=0 | | t^2-26-9=0 | | 0.4x-x=168 | | 50*48+25y=2400 | | 21y+7=-21 | | 13x-25=9x-30 | | -4x+32=-6(4x+3x) | | 2^b=0.25 | | 5z+24=9 | | 2(31x-3)=2.2x+6 |