2n-1=21

Simple and best practice solution for 2n-1=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 2n-1=21 equation:


Simplifying
2n + -1 = 21

Reorder the terms:
-1 + 2n = 21

Solving
-1 + 2n = 21

Solving for variable 'n'.

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

Add '1' to each side of the equation.
-1 + 1 + 2n = 21 + 1

Combine like terms: -1 + 1 = 0
0 + 2n = 21 + 1
2n = 21 + 1

Combine like terms: 21 + 1 = 22
2n = 22

Divide each side by '2'.
n = 11

Simplifying
n = 11

See similar equations:

| 20+r=111 | | -3+9=17x-2-16x | | 3n+1=21 | | -15+7x=6(6+4x) | | 12x+8=440 | | d+3d+3d-2d-4d=20 | | 0.25n+7=11 | | 3x+15=8x+50 | | (3p^5m-^2)/(18pm^5) | | sec^2x-6tanx=-4 | | 3.6t+-4.9t^2=h | | 16g+5g-18g-g=14 | | (7x+12)3=-5(.50x+7) | | 1/2x-1/5=3 | | 7-8n+8n-6=5-n+3 | | 6x-12=9x-6x-3 | | 1/5*6/1 | | 3(2x-4)=5(x+7) | | 9k-3=3k+15 | | (3v-3)(4v+5)=0 | | -12=4+8xd | | 2y-21=7 | | (x+1)2+4=0 | | n-25.8=19.1 | | x=y^2-10y+21 | | 5-z=3-(z+2)(z-2) | | 6x-12x=39 | | -7x+77x-49=21 | | k/11=13 | | -4x+10=-10x-14 | | h(t)=-16t^2+96t+1456 | | 5a+6c=106 |

Equations solver categories