2(x+2)+x+2=21

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


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

Reorder the terms:
2(2 + x) + x + 2 = 21
(2 * 2 + x * 2) + x + 2 = 21
(4 + 2x) + x + 2 = 21

Reorder the terms:
4 + 2 + 2x + x = 21

Combine like terms: 4 + 2 = 6
6 + 2x + x = 21

Combine like terms: 2x + x = 3x
6 + 3x = 21

Solving
6 + 3x = 21

Solving for variable 'x'.

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

Add '-6' to each side of the equation.
6 + -6 + 3x = 21 + -6

Combine like terms: 6 + -6 = 0
0 + 3x = 21 + -6
3x = 21 + -6

Combine like terms: 21 + -6 = 15
3x = 15

Divide each side by '3'.
x = 5

Simplifying
x = 5

See similar equations:

| 145l+36=433 | | 12g-3=30 | | 9x-23=3x-1 | | (x-10)(3x+12)=3x-900 | | -8+8g=0 | | 10x^2+x-20=0 | | (x-10)(3x+12)= | | 6m-4m+3=11 | | x^2-16x-3=0 | | 2z^2+2iz-5=0 | | z^2+2iz-5=0 | | 4-3=21 | | 22p+7p^2=-3 | | 6(x+2)=5(x-y) | | -3y-7=20 | | -8=7y+12 | | y=-9(-1)-1 | | -10=-9x-1 | | x+2(3)=4 | | 15x=5x-20 | | 1=.5(x) | | .5(-12)= | | 4=2-x | | 12n+3n=-18 | | -(-1)-4= | | X(y-2)=y+1 | | y=-0-4 | | 4-x=6-x | | 3.4x+7=5.7x+2 | | x(6-x)=-16 | | 9x=2-11x | | x=-5x+3 |

Equations solver categories