x-(x-5)=21

Simple and best practice solution for x-(x-5)=21 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 x-(x-5)=21 equation: 


Simplifying
x + -1(x + -5) = 21

Reorder the terms:
x + -1(-5 + x) = 21
x + (-5 * -1 + x * -1) = 21
x + (5 + -1x) = 21

Reorder the terms:
5 + x + -1x = 21

Combine like terms: x + -1x = 0
5 + 0 = 21
5 = 21

Solving
5 = 21

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:

| 0=-16t^2+vt-40 | | 20+X+X=68 | | 3(-13)+y=14 | | -6x+2(-4x+7)=-154 | | 3a^3=14a^2-8a | | -337=-6x-5(7x+10) | | Y=Ox | | 2x(15-10)+10= | | 10x+4x+2+9=11x+3+2x | | 5/8x-10=55 | | q+r(n-4)=d | | -5x-12=-3x+14 | | 8n+2n^2=0 | | 2x(15-10)-10= | | 4x-10y-8y+5x+11= | | 6a-8b=15 | | X-2/3=(-7/18) | | 6a-8b=15fora | | f(x)1/2x-8 | | 3x-4=4x-32 | | 56i^2(-6-I)= | | 45d^3-18d^2=0 | | 3x-5(x-2)=-9+5x-25 | | 5m+9=3m+17 | | 2(-1)+6(9)= | | t=25+4.93 | | 3q=15+6 | | 4X^3+X^2+16X+4=0 | | 7x-7(2x+16)=-35 | | x=n/m-k | | tan(1.2+2x)=x | | 4a+9b=474 |

Equations solver categories