8+4+x=9

Simple and best practice solution for 8+4+x=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 8+4+x=9 equation: 


Simplifying
8 + 4 + x = 9

Combine like terms: 8 + 4 = 12
12 + x = 9

Solving
12 + x = 9

Solving for variable 'x'.

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

Add '-12' to each side of the equation.
12 + -12 + x = 9 + -12

Combine like terms: 12 + -12 = 0
0 + x = 9 + -12
x = 9 + -12

Combine like terms: 9 + -12 = -3
x = -3

Simplifying
x = -3

See similar equations:

| 36+15m=141 | | g(p+3)=3x^2+2x+19 | | 4.9x+7.9y=30 | | 0.4*x^2-3x-135=0 | | x+3x+3(3x)-30=180 | | 5(x+1)=3x+12 | | 24-10x-8x=6-6x | | 22n-27=171 | | 5(-8n+7)=-125 | | x+3x+3(3x-30)=180 | | 7(9x+6)=20.5+9.5x | | 2x=(x+21) | | F(x)=5x-3+3 | | y^2+-2=-5 | | 6xsomething=54 | | 7.9x+4.9y=30 | | 1+p=-8 | | 52/39=x | | 8p-p=-7 | | 2(u-8)= | | -188=-8n-4(7-7n) | | 2.5/35=z/36 | | U/3=-5 | | 1/3×3n-6=6n | | X^2-3x+3=9x | | 7=2x^2+3x | | 11/10=n/16 | | 4x+5x-5=31 | | 3x+13.5=27-1.5x | | (x+6)(x-2)=128 | | x+x+x=144 | | S-3=-10 |

Equations solver categories