7n-30+10=2n+20

Simple and best practice solution for 7n-30+10=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 7n-30+10=2n+20 equation:


Simplifying
7n + -30 + 10 = 2n + 20

Reorder the terms:
-30 + 10 + 7n = 2n + 20

Combine like terms: -30 + 10 = -20
-20 + 7n = 2n + 20

Reorder the terms:
-20 + 7n = 20 + 2n

Solving
-20 + 7n = 20 + 2n

Solving for variable 'n'.

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

Add '-2n' to each side of the equation.
-20 + 7n + -2n = 20 + 2n + -2n

Combine like terms: 7n + -2n = 5n
-20 + 5n = 20 + 2n + -2n

Combine like terms: 2n + -2n = 0
-20 + 5n = 20 + 0
-20 + 5n = 20

Add '20' to each side of the equation.
-20 + 20 + 5n = 20 + 20

Combine like terms: -20 + 20 = 0
0 + 5n = 20 + 20
5n = 20 + 20

Combine like terms: 20 + 20 = 40
5n = 40

Divide each side by '5'.
n = 8

Simplifying
n = 8

See similar equations:

| 8y^3+2y-3y=0 | | 3(2x+3)-1=2(3x-2) | | 4(5n-3)=8n | | 10-(r+3)=2(r+5) | | 8x=2x-6 | | 8k=12*4 | | 2x-5+6=10 | | x+3=4x | | -4x+6=-10x | | 2(2k+5)+2= | | 2x-6=4(x-1) | | 2(2k+5)+5= | | -14m+25=-4m-75 | | =3x^3-21x^2-12x | | 5x+4=x+12 | | 2h+2-h=22 | | 4x+8=3x+18 | | 316=4r | | 6x^3+6x-54=0 | | 4t^2+21t-29= | | 10=-3x-8 | | 3(2x+9)=2(4x-1) | | (x-3)(x+6)=10(28) | | 3(b-4)-2(b+4)=6 | | 5=b-3.5(1) | | 2n-1=4n+5 | | 5+x=3x | | -20x^2-57x-27= | | 2t=12.5 | | 8x=4x+60 | | 2e+18(0.30)=7e+15(0.30) | | 6x^2+13x-28= |

Equations solver categories