2n+7=n+n-3

Simple and best practice solution for 2n+7=n+n-3 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+7=n+n-3 equation:


Simplifying
2n + 7 = n + n + -3

Reorder the terms:
7 + 2n = n + n + -3

Reorder the terms:
7 + 2n = -3 + n + n

Combine like terms: n + n = 2n
7 + 2n = -3 + 2n

Add '-2n' to each side of the equation.
7 + 2n + -2n = -3 + 2n + -2n

Combine like terms: 2n + -2n = 0
7 + 0 = -3 + 2n + -2n
7 = -3 + 2n + -2n

Combine like terms: 2n + -2n = 0
7 = -3 + 0
7 = -3

Solving
7 = -3

Couldn't find a variable to solve for.

This equation is invalid, the left and right sides are not equal, therefore there is no solution.

See similar equations:

| 43/x=18/100 | | 3(x+5)=-2(6-2x) | | (n+7)(n-2)= | | 24x+30=6x | | 5+x+x+x+x+x=x+x+9+x | | 9x-3=2x+39 | | 8m^3-12m^2+6m-1=0 | | 12y+60=-3y | | 3x-45=73 | | 5u+2=6u-4 | | 5(x-3)=4.5 | | 8x-6=34+6x | | 8(a+4)=66.4 | | 2/3x-5+1/2x-3 | | 2+5+x+x=18+3x | | -2x+49=5x | | 9X+21=5X+5 | | -5p-3=-2p-12 | | 2/x+3/x^2 | | 2x+4(x+1)=52 | | (x^2+3x)/(x+1) | | 0.2=4c-7 | | 3xn-23=34 | | 5-(6-18)+(-10)= | | 8e-6=30 | | ln(12)= | | 2/3x=38 | | X^2+2/3x-1/3=0 | | 5x/9-2x-1/3=4/15 | | 1/2x=38 | | 1/2+6x=13/2 | | 6+f-f^2=0 |

Equations solver categories