(n-2)+n=90

Simple and best practice solution for (n-2)+n=90 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-2)+n=90 equation:


Simplifying
(n + -2) + n = 90

Reorder the terms:
(-2 + n) + n = 90

Remove parenthesis around (-2 + n)
-2 + n + n = 90

Combine like terms: n + n = 2n
-2 + 2n = 90

Solving
-2 + 2n = 90

Solving for variable 'n'.

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

Add '2' to each side of the equation.
-2 + 2 + 2n = 90 + 2

Combine like terms: -2 + 2 = 0
0 + 2n = 90 + 2
2n = 90 + 2

Combine like terms: 90 + 2 = 92
2n = 92

Divide each side by '2'.
n = 46

Simplifying
n = 46

See similar equations:

| 21x^2+13x+-20=0 | | 4x^2-9y=-5 | | Y/-4-6=5 | | 2x=(5-2) | | 20=5-(y+6) | | T=l(3+rs) | | -3-9=10x+10-9x | | 3656-x=1828 | | -5x-5x=97-7 | | (6x+5)(3x-8)= | | 13-(5+x)=6 | | 4.2x-33.6=1.4x | | 6+5=8 | | 5x^3-15x^2/5x-15 | | x+13=90 | | 6x+5*3x-8= | | 5z=16-21 | | x+13=180 | | (x-2)(x+3)=13x-5 | | 4x+13-2x+35=180 | | -2.4n+1.1n=-1.43 | | r(x)=x^2-2x+9 | | 18z+2Z=20 | | (-18/13)*221= | | 4x+13-2x+35=90 | | N+(n-2)+90=180 | | x-2(x^(1/2))-15 | | 21c+10=9 | | -1+19=m-9 | | 40=-(5y-10)+5 | | 0.10x-0.35x^2=0 | | 2w^2+13=13 |

Equations solver categories