If it's not what You are looking for type in the equation solver your own equation and let us solve it.
30=2.5n
We move all terms to the left:
30-(2.5n)=0
We add all the numbers together, and all the variables
-(+2.5n)+30=0
We get rid of parentheses
-2.5n+30=0
We move all terms containing n to the left, all other terms to the right
-2.5n=-30
n=-30/-2.5
n=+12
| 77=-7+4(-7n-7) | | ((x^2)^2-9x^2+10x)/(x+2)=0 | | x-(x+17)=2(11-3x | | 109-v=209 | | -8=6/y | | 5+2(3y-1)=5 | | 1.8=2.4d | | n+-22=-31 | | 227=-w+52 | | 3x-15+x+1238=-412 | | 11k-10+3=2k+11 | | 3a+1/2a=9 | | 3-4+9x=12 | | 23=-6-n | | b-80/9=61/6 | | 3x-15+x+123/8=-41/2 | | 6a^2−a−5=0 | | 19+7m=÷60 | | 6a2−a−5=0 | | 5/8=y+2/12 | | -14+-3x=-2= | | 16y-19y=35 | | 40+7y=-9 | | 2(x=1)=x | | 0.6(d-4)=0.6d+7-5+0.5d | | 4x+10=3x+12 | | 0=-6x-66= | | 40x=-26 | | n/4-4=-12/4 | | 4x+13=28x | | n/4=-12*4 | | 4n=-12-4 |