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

Simple and best practice solution for 2x-(x+1)=-2x+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+1)=-2x+21 equation:


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

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

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

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

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

Solving
-1 + 1x = 21 + -2x

Solving for variable 'x'.

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

Add '2x' to each side of the equation.
-1 + 1x + 2x = 21 + -2x + 2x

Combine like terms: 1x + 2x = 3x
-1 + 3x = 21 + -2x + 2x

Combine like terms: -2x + 2x = 0
-1 + 3x = 21 + 0
-1 + 3x = 21

Add '1' to each side of the equation.
-1 + 1 + 3x = 21 + 1

Combine like terms: -1 + 1 = 0
0 + 3x = 21 + 1
3x = 21 + 1

Combine like terms: 21 + 1 = 22
3x = 22

Divide each side by '3'.
x = 7.333333333

Simplifying
x = 7.333333333

See similar equations:

| 6a^2-31a+28= | | h(h-1)/2h | | (4/5)*(1/6)= | | -2x+17=-13 | | (6/5x)-(8/5) | | 2ln(x)-3=-1 | | 2x-x=x-x+9 | | X=(6/5)x-(8/5) | | 2+10x=32 | | (6/5)x-(8/5) | | X=4(-8-5) | | (6y-14)/2 | | -y/4-12=-28 | | -6x-2=y | | |1/4x-2|=4 | | 16=4z+4 | | v/4-16=-12 | | 6y-14/2 | | 2(x-4)+1=3(2-x) | | (X)(X+8)=240 | | 3+0.1(29-x)=1.6x-(0.4x-3.3) | | 20=12+2q | | 5x-2(3-x)=8 | | 13r=5 | | 2=2f-4 | | 6a^2-11a-10= | | U-2/5=2/3 | | 9=2h+1 | | 7+4x=4x-7 | | y=-x^3+9x^2-24+10 | | X-2/3=4/2/5 | | log[5](-7-4x)=2 |

Equations solver categories