2x+9-9=21-9

Simple and best practice solution for 2x+9-9=21-9 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+9-9=21-9 equation: 


Simplifying
2x + 9 + -9 = 21 + -9

Reorder the terms:
9 + -9 + 2x = 21 + -9

Combine like terms: 9 + -9 = 0
0 + 2x = 21 + -9
2x = 21 + -9

Combine like terms: 21 + -9 = 12
2x = 12

Solving
2x = 12

Solving for variable 'x'.

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

Divide each side by '2'.
x = 6

Simplifying
x = 6

See similar equations:

| 3x^2-50x+150=0 | | 3x^2-50x=150 | | 7(2n+5)=7(9n+5)+7 | | 67=-3y | | 4a+24=120 | | 3(2n+3)=7(5n+2)+4 | | ((x^6y^3))+y^9=0 | | 10+4x=13+x | | a/3=3 | | 13+h=2 | | 7(w)=2569 | | x^4+8x^2-153=0 | | 3(9-x)=6 | | x^4+8*2-153=0 | | 63-2x=9-8x | | 14-b=2(b+4) | | 9x=3x+8 | | x^3-3x-4=0# | | (4x^2)+(140x)-800=0 | | -x+1=37-7x | | 3x+8=-37-6x | | 24(n)=3312 | | 600x=625x | | -16x+4x=-24+15x | | 6+8x=13+x | | -0.5x+0.5=0.6x+-1.8 | | 100+51+2x-3=180 | | 34-3x=14-7x | | -7(x-8)+3=59 | | 3x+13=-22-2x | | f(x)=-7(x) | | t-3=-7-3t |

Equations solver categories