3x+12y=9

Simple and best practice solution for 3x+12y=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 3x+12y=9 equation: 


Simplifying
3x + 12y = 9

Solving
3x + 12y = 9

Solving for variable 'x'.

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

Add '-12y' to each side of the equation.
3x + 12y + -12y = 9 + -12y

Combine like terms: 12y + -12y = 0
3x + 0 = 9 + -12y
3x = 9 + -12y

Divide each side by '3'.
x = 3 + -4y

Simplifying
x = 3 + -4y

See similar equations:

| 2(4-2y)-y=8 | | (3z+2)(2z-11)=0 | | .75x-3=.5x+2 | | 2(5-2y)-y=8 | | (2x-4)(3x+7)=0 | | (3a+7)(a-2)=0 | | (t+4)(5t-4)=0 | | (b-3)(4b+3)=0 | | (2g-9)(g+4)=0 | | (p-6)(3p-14)=0 | | (5y-1)(y-6)=0 | | (2p-7)(p-2)=0 | | 3yx+2zx=0 | | (57)+(83)= | | 3yz+2xz=0 | | (3s-4)(s-6)=0 | | -14+2x=16 | | (4a+9)(a+4)=0 | | 6x+2y=88 | | (2a+7)(a+3)=0 | | x^2-1.0x+0.25= | | 4x+y=14 | | 4x+y=34 | | .75x-3=.50x+2 | | w^2+2W+1= | | 2x+2y=30 | | 2x^2-7x+60=0 | | p^4-256= | | 2x+12y=-50 | | -2(t-9)-(t+2)=3 | | p^4-49= | | x-19=-22 |

Equations solver categories