2x-(x+5)=21

Simple and best practice solution for 2x-(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 2x-(x+5)=21 equation:


Simplifying
2x + -1(x + 5) = 21

Reorder the terms:
2x + -1(5 + x) = 21
2x + (5 * -1 + x * -1) = 21
2x + (-5 + -1x) = 21

Reorder the terms:
-5 + 2x + -1x = 21

Combine like terms: 2x + -1x = 1x
-5 + 1x = 21

Solving
-5 + 1x = 21

Solving for variable 'x'.

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

Add '5' to each side of the equation.
-5 + 5 + 1x = 21 + 5

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

Combine like terms: 21 + 5 = 26
1x = 26

Divide each side by '1'.
x = 26

Simplifying
x = 26

See similar equations:

| 9t+12+4t=-92 | | (x*2)*(x-1/3)=(x-1/2)*(2x-5) | | x-7.4=-3.5 | | 2/3*1/18 | | 1/2=1/8-5x | | 4y=8x+5 | | 2500-8x+.6x^2=0 | | 8/12-1/4= | | 5x^5-30x^4+45x^3=0 | | sqrt(2x-1)=9 | | 3a+2=3a+5 | | 2-(r+5)=10 | | 3n+2b=7.25 | | 2-(x-5)=6 | | [8x]/[15b]/[[2x]/[3[[b]^[2]][[x]^[3]]]] | | [[8x]/[15b]]/[[2x]/[3[[b]^[2]][[x]^[3]]]] | | 13x-8=3x-48 | | -3(M-2)=-12 | | 3x-8=3x-48 | | -29+x=39 | | 2n+4b=9.50 | | 2y-5x=18 | | x(6x+30)=900 | | 9-3(n-5)=10 | | -16+13k=16+11k | | 10.45=s-7.54 | | a*x=b*x+1 | | h=32t+-16t^2 | | 19b=20b-18 | | -5x-9y-3x+15y= | | -13g+2+9g=-5-11g | | 10.45=s-7.45 |

Equations solver categories