3x+9y=-7

Simple and best practice solution for 3x+9y=-7 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+9y=-7 equation: 


Simplifying
3x + 9y = -7

Solving
3x + 9y = -7

Solving for variable 'x'.

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

Add '-9y' to each side of the equation.
3x + 9y + -9y = -7 + -9y

Combine like terms: 9y + -9y = 0
3x + 0 = -7 + -9y
3x = -7 + -9y

Divide each side by '3'.
x = -2.333333333 + -3y

Simplifying
x = -2.333333333 + -3y

See similar equations:

| 2(x+7)=5(x-7) | | 4=-6u+11 | | 5x-9=2x-3 | | 5x-3(-3x+3)=-135 | | 2x+4=x+9 | | 73=10y-17 | | 16+2.4c=22.5 | | 2N+7=33 | | 28-5m=2m | | 81+7t=81 | | 9x+5=8+2 | | 51-14p=84 | | 84=51-14p | | 7(d-2)=56 | | 3(c+4)=21 | | 5.25s-2.01=-8.94 | | k+9=6(k-11) | | 32=7a-5a+12 | | 4x^2-9x+14=2x+7 | | 4.5z+12=25 | | 7-0.8= | | 6x-4(x-2)=-8 | | 3(2x+1)=18 | | y+2(y+5)=2y+2 | | 5x=3x+12 | | x^2+6x-5=2 | | 9+2y=10 | | x^2+10x+4=4x-1 | | 3+5x=35+x | | -6x-3(-5x+5)=-78 | | 2x-3=11x-66 | | 137-6x=39x+17 |

Equations solver categories