n+(4n-20)+(2n+20)=90

Simple and best practice solution for n+(4n-20)+(2n+20)=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+(4n-20)+(2n+20)=90 equation: 


Simplifying
n + (4n + -20) + (2n + 20) = 90

Reorder the terms:
n + (-20 + 4n) + (2n + 20) = 90

Remove parenthesis around (-20 + 4n)
n + -20 + 4n + (2n + 20) = 90

Reorder the terms:
n + -20 + 4n + (20 + 2n) = 90

Remove parenthesis around (20 + 2n)
n + -20 + 4n + 20 + 2n = 90

Reorder the terms:
-20 + 20 + n + 4n + 2n = 90

Combine like terms: -20 + 20 = 0
0 + n + 4n + 2n = 90
n + 4n + 2n = 90

Combine like terms: n + 4n = 5n
5n + 2n = 90

Combine like terms: 5n + 2n = 7n
7n = 90

Solving
7n = 90

Solving for variable 'n'.

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

Divide each side by '7'.
n = 12.85714286

Simplifying
n = 12.85714286

See similar equations:

| 2(14x^2-35x+6)=0 | | 2(14x^2-35+6)=0 | | w-6+15w+3=-2w-18 | | 9t+15t= | | m-2=29 | | 6x+4x=300 | | 7-17x= | | 20+6x=22 | | h(t)=-16t^2+55t+5 | | 0=x^2-10ln(x^2+1) | | 36-2x=14 | | 0=x^2-64x+538 | | 3M+4T=8 | | y=56x+0 | | 5+8x=69 | | 2d-3=1 | | 72-3y=22 | | Y/2(20-z) | | 3.6=.9n | | 2x(x+6)+17=11 | | Y=-2x+80 | | 20+12x=55+5x | | 40y^4+15y^2-25y^2= | | x=-144 | | 5x+10y=75 | | 2.5(2y-4)= | | -8v+5(v+2)=-2 | | 2x+4yi=-12-36i | | v+1.6=6.94 | | y-9.85=8.3 | | 2(9x-3)= | | 57/-7 |

Equations solver categories