90=-1-7n

Simple and best practice solution for 90=-1-7n 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 90=-1-7n equation: 



90=-1-7n

We move all terms to the left:

90-(-1-7n)=0

We add all the numbers together, and all the variables

-(-7n-1)+90=0

We get rid of parentheses

7n+1+90=0

We add all the numbers together, and all the variables

7n+91=0

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

7n=-91

n=-91/7

n=-13

See similar equations:

| 8+6=(2p-9) | | m+2/3=-6 | | 18x-45=45 | | 5t-2(5-4t)=3+t8 | | 8(7x-3)-(x+7)=-31 | | -(-2n+8)+8=6 | | -5(1+5a)+2(-4a+1)=63 | | Y=9x-6/7x+3 | | -7(4+m)+7m=-28 | | 5+x⋀2=2x⋀2+13 | | 30=-6(3-2v) | | -2=b+10/4 | | 1029*3920/345h=30 | | x+8=-2-10 | | 9293030+2838g=3 | | -45=-5(5m+4) | | 5=8+m/2 | | 12-y-y=10 | | p/14-3=-2 | | y-12-y=10 | | 4(x×8)=5(3x+2) | | 8-9x=179 | | 64x^2-8x-128=0 | | -3v-7(v-8)=-4 | | -28=x-23 | | -70=5-5x | | 4x=9x-20 | | 12a-11=6a+13 | | 4m-6/3=2m | | X+5=x÷2 | | 3(3v-5)=36 | | 96=-8(-x-5) |

Equations solver categories