n=8n+21

Simple and best practice solution for n=8n+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=8n+21 equation: 


Simplifying
n = 8n + 21

Reorder the terms:
n = 21 + 8n

Solving
n = 21 + 8n

Solving for variable 'n'.

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

Add '-8n' to each side of the equation.
n + -8n = 21 + 8n + -8n

Combine like terms: n + -8n = -7n
-7n = 21 + 8n + -8n

Combine like terms: 8n + -8n = 0
-7n = 21 + 0
-7n = 21

Divide each side by '-7'.
n = -3

Simplifying
n = -3

See similar equations:

| 2(x)+4(-1)=2x+4 | | 40-6X=14 | | 0.2=0.02 | | 8m+7=2m+49 | | 0.5x-x=3 | | 6x+9x=21+4x | | 3x+5.7=1.5 | | Ln(x^2+2)-lnx^2=2 | | 4y-10=12y+14 | | 5x-13=6/x | | 300x+40000=y | | 0.9x=6 | | 3x+6000-5x=11x-2177+21320 | | 11-1/3xx-9 | | 5x^2+7x=c | | 1X-.35x=715 | | sinxcosx=-(1/4) | | tan(40)=x/6 | | 3(x-1)-8= | | x+(x-68)=582 | | 8(3x-2.5)=4 | | 25=v/3-16 | | 3h+5=-7h | | 87=5v-13 | | 87=5v-14 | | x:2/3=1/2:1/4= | | 5y=y-24 | | 17x-7=f+23 | | x+20=2(y-20) | | 5x+3i=30(-15y)i | | (5+2x)(15+2x)=231 | | 4kx=6x |

Equations solver categories