8n+9=81

Simple and best practice solution for 8n+9=81 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 8n+9=81 equation: 


Simplifying
8n + 9 = 81

Reorder the terms:
9 + 8n = 81

Solving
9 + 8n = 81

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 + 8n = 81 + -9

Combine like terms: 9 + -9 = 0
0 + 8n = 81 + -9
8n = 81 + -9

Combine like terms: 81 + -9 = 72
8n = 72

Divide each side by '8'.
n = 9

Simplifying
n = 9

See similar equations:

| 3n+4=28 | | -2(10y+2)=-3(-9-8y) | | 6z-3(z+5)=4z+1 | | (n-6)*4=28 | | t^2-20t-19=0 | | (n+5)*2=12 | | 2x^2-4x+3x-6= | | 28y^2+3y+10=0 | | (-3x^5/2y^5)^3 | | mx^2-(2m-4x)x+(m+1)=0 | | ((30x+15)/(x))/(10/(3x)) | | x^3+3x^2-10=0 | | -(-10n+1)+6=-8+n | | -(2p+2)-10=7-10p | | 7xy^2-9+21x-3y^2= | | 3-6x=5x+18 | | -5(10n+3)=-(4-9n) | | -9=-(3+2)-32 | | 3/8-(-1/12) | | X+(-x+11)=2+(4x+3) | | -(-p+2)=3(1+6p) | | 400=5wh | | -(8x+1)-4=5+8x | | m+13=8 | | 0.6(5x+10)=1.1-(x+2) | | 2u-4=-12 | | -(k+1)=5k+5 | | -2q-(9-q)=-5 | | .33(9-3x)=2 | | 3(9x+1)=-8x+4 | | 3g^2+8g-3=0 | | 21x^5+14x^3+35x= |

Equations solver categories