If it's not what You are looking for type in the equation solver your own equation and let us solve it.
15n+250=1420
We move all terms to the left:
15n+250-(1420)=0
We add all the numbers together, and all the variables
15n-1170=0
We move all terms containing n to the left, all other terms to the right
15n=1170
n=1170/15
n=78
| 8r−4r+1=17 | | -6x+8=5x+3-7x | | 15*x=165 | | 2^(x+3)=4 | | 82−n−29=18 | | -10p+2=2-10p | | 13*z=260 | | 4^(n-1)=256 | | 13/7=x/50 | | 2c-10=10-c+10 | | n9=-3 | | A=10x×4 | | 3-z=-8 | | 19d+18=19d | | 3-z=-18 | | 8c=3+5c | | 7=-6m+7= | | 1988+6=y | | -3(s+5)=0 | | 4^x+2-5=59 | | 6m-8=1+7m | | 63=5n+3 | | c=75/5 | | -4(x-2)=24 | | 3m-5.5=9.5 | | 4n=5n-10 | | 5x-11=x-1 | | 4a+11-8=2 | | 1/4n+1=2/3n | | -2m=6-3m | | b-5=25(4)+3(2) | | n−449=363 |