1-2n=20

Simple and best practice solution for 1-2n=20 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 1-2n=20 equation: 


Simplifying
1 + -2n = 20

Solving
1 + -2n = 20

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 = 20 + -1

Combine like terms: 1 + -1 = 0
0 + -2n = 20 + -1
-2n = 20 + -1

Combine like terms: 20 + -1 = 19
-2n = 19

Divide each side by '-2'.
n = -9.5

Simplifying
n = -9.5

See similar equations:

| 17+3=19x-7 | | -(-18r-16)=-11+18(r-17) | | (2y+1)+(4y+8)= | | 6x+9-5x=3 | | 13x(2)+9=45 | | 6x-4=-5x-12 | | 5-d=3.2 | | Y=(10)x+3 | | Y=(14)x+2 | | -6-7t-5t-1=12-3 | | 6x+9+3x=6x+36-6x | | 148=6x+4 | | 10x^2+4=284 | | 4(8x+4)+2x=58 | | 6=5x^3-3x | | X+x-x+5x-15=10x+20 | | 3(x+6)=x-2 | | 2x+-5y+30=0 | | 5-2x^2=-35 | | (x-10)2=68 | | 5x+9=5(x-5) | | -4(x-8)=x+16-3x | | (2x-10)2=156 | | -19(8+n)=10(-3n-2) | | 3x+6+5x=6x+30-3x | | 54=3(4x-2) | | 6(x-4)=x+10 | | 13(12m-18)= | | 2(3x+5)+4x=72 | | 9x+6-4x=2x+1-6 | | 2n=3.5 | | 8x+(-5x)+1=28 |

Equations solver categories