-3n-(-7-2n)=12-n

Simple and best practice solution for -3n-(-7-2n)=12-n 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 -3n-(-7-2n)=12-n equation: 


Simplifying
-3n + -1(-7 + -2n) = 12 + -1n
-3n + (-7 * -1 + -2n * -1) = 12 + -1n
-3n + (7 + 2n) = 12 + -1n

Reorder the terms:
7 + -3n + 2n = 12 + -1n

Combine like terms: -3n + 2n = -1n
7 + -1n = 12 + -1n

Add 'n' to each side of the equation.
7 + -1n + n = 12 + -1n + n

Combine like terms: -1n + n = 0
7 + 0 = 12 + -1n + n
7 = 12 + -1n + n

Combine like terms: -1n + n = 0
7 = 12 + 0
7 = 12

Solving
7 = 12

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:

| 18-2y=12 | | -4(3+1)=-10(x-4)-14x | | 7/9=r/2 | | 3w^2-(w-5)(w-3)=2w^2+1 | | 40.5+X=96.3 | | 2y=18y+64 | | 8a-a-2=12 | | -7/2(y-8)-1/4 | | 2r-3.1=1.6 | | 25000-4x=0 | | 2y-4=18y+64 | | y-5+6= | | .25x+7=x-8 | | 0=-4w+4 | | 6w-5=1w | | .66x+.33=-1.33 | | P-0.15p=29.74 | | 10=5t+16 | | 18-2x=-8(-5+3) | | 1+3(b-8)=-35-b | | -2w-14=-4 | | x+(.40x)=168 | | 2x-6=4x+7 | | 5=r-7 | | -4-7p=-4(p-2) | | -8(5h+9)=-34 | | 5-2x-4=15 | | 40.5+96.3+X=180 | | -16+8x=14x+10x | | 6v=7.68 | | 8(8+8r)=-7-7r | | 6+12x+3x^2=0 |

Equations solver categories