15n-90=45n+120

Simple and best practice solution for 15n-90=45n+120 equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Solution for 15n-90=45n+120 equation: 



15n-90=45n+120

We move all terms to the left:

15n-90-(45n+120)=0

We get rid of parentheses

15n-45n-120-90=0

We add all the numbers together, and all the variables

-30n-210=0

We move all terms containing n to the left, all other terms to the right

-30n=210

n=210/-30

n=-7

See similar equations:

| 7(4x-9)=28+6x | | b+5+3b=1+5b | | x/7+5=x7 | | 3r-24=20r | | (1/7y+3/4y)=71/7 | | 18-r/3=20 | | 3(n−6)=9 | | 6(4s+12)=8(3s+2) | | (2x+8)(x+1)=0 | | 7m—17=60 | | 1+4x=-5+7x,x | | 326=14x+88 | | r/9+7=8 | | 3/5e-6=-2/5(e-+0)-7 | | -6c+13=7c | | (1/2)(8x-4)=3x | | -3/2(-x-2)=6 | | 12.2(10x÷5))=59 | | 14x+4=13x+12 | | W-2+2w=6+5w  | | 7(9+f)=147 | | 1/3x+9=5 | | 20k-41=8k+19 | | 5y+12=3+8y | | 2x+204=08 | | x+56=2x+78 | | 3.2x−1.7x+5.5=10 | | 3r-6×4=20r | | (1/2)8x-4)=3x | | x/4+12=-5 | | 2x-3=9(4) | | Z=8x |

Equations solver categories