n+-9=-21

Simple and best practice solution for n+-9=-21 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 n+-9=-21 equation: 


Simplifying
n + -9 = -21

Reorder the terms:
-9 + n = -21

Solving
-9 + n = -21

Solving for variable 'n'.

Move all terms containing n to the left, all other terms to the right.

Add '9' to each side of the equation.
-9 + 9 + n = -21 + 9

Combine like terms: -9 + 9 = 0
0 + n = -21 + 9
n = -21 + 9

Combine like terms: -21 + 9 = -12
n = -12

Simplifying
n = -12

See similar equations:

| 5=2+3p | | 9.8a=78.4 | | 1/4(k-4)=10 | | 15f+1=16 | | W+(-7)=-2 | | 3d=48 | | 9=1+2p | | Z/40=5/8 | | 9x-5=3(x-2)+3 | | 1/3h-4(2/3h-3)=-6 | | 10x-30=18x-40 | | (X/5)=(x/6)-13 | | -6h+4-3+3h=11 | | X+(x-1)=(2x+6) | | 9p^2+81=0 | | 13.7t+4.4=86.6 | | 12=3.1y | | 3(3/10)^3=27/100 | | 2y-2-2-y=-2 | | 8xr=27 | | (3x-5)(2x+7)-5(x-7)= | | 2x=2[x-3] | | 8n^2+11n=0 | | 4(5b-9)-3(8-2b)= | | 392t^2-32=0 | | (4x+3)(4x+3)-(2x+3)(2x+3)= | | 3y-12=14+1 | | 20-15d= | | 9m^2=126 | | x+x+2x+3= | | 5a+15-a=-4a+6+1 | | 0.2d+14=30 |

Equations solver categories