If it's not what You are looking for type in the equation solver your own equation and let us solve it.
2.5+0.15n=0.4n
We move all terms to the left:
2.5+0.15n-(0.4n)=0
We add all the numbers together, and all the variables
0.15n-(+0.4n)+2.5=0
We get rid of parentheses
0.15n-0.4n+2.5=0
We add all the numbers together, and all the variables
-0.25n+2.5=0
We move all terms containing n to the left, all other terms to the right
-0.25n=-2.5
n=-2.5/-0.25
n=+10
| 0.2+0.17x=2.27x-0.54 | | p=75=100 | | 1.26=2.1x | | 7x+25=9 | | 8(4s*10)=272 | | 12(y+5)=13y-2 | | 15-2(x+1)=3x+7 | | 6x+36x^2=42 | | 9a/10+7=4a/5 | | 76+85-3x=180 | | 76-x+85-2x=180 | | x^2+12x+20.08553=0 | | 2×(a+4)=40 | | 2×(x+4)=40 | | -(x+2)=1/2x+4 | | 15=r/3 | | f-5/3=1 | | X↑4-9x-20=0 | | (3a^2+2a-5)/(a^2+3a-4)=5 | | 12w+14w-6+4=2w+4-6 | | 9-(2x-3)=4 | | .5(x-8)=-3.5x+8 | | 2(b-7)=6 | | 54-4=14-9x | | 4^x+2.2^x-15=0 | | 2-t=15 | | 7s/7+35=189 | | 4^x+2.2^x=15 | | -4(2x+-5)=-44 | | 90/x=298 | | t÷6-7=16 | | 17/x+20=60 |