3y+12x=-21

Simple and best practice solution for 3y+12x=-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 3y+12x=-21 equation:


Simplifying
3y + 12x = -21

Reorder the terms:
12x + 3y = -21

Solving
12x + 3y = -21

Solving for variable 'x'.

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

Add '-3y' to each side of the equation.
12x + 3y + -3y = -21 + -3y

Combine like terms: 3y + -3y = 0
12x + 0 = -21 + -3y
12x = -21 + -3y

Divide each side by '12'.
x = -1.75 + -0.25y

Simplifying
x = -1.75 + -0.25y

See similar equations:

| 2s^3-14s^2=16s | | 3x^2-27x+42= | | -15=8a+1 | | 2(x)=-3(x+7) | | 40=2(x+5)+2(x-3) | | 4y=2y-20+6 | | -x-6=2-3x | | f(-x)=9x+3 | | 4x^3(6x^2-4x+7)= | | 23.78=-0.5x^2+8+24 | | 6-8-5g-7g+x+9= | | -3a-2=7 | | -0.5(8+x)=-16 | | 2c+5/5=-12c/10 | | f(x+6)=9x+3 | | 2n+x+3=126 | | 9x+3y=-3 | | f(-9)=9x+3 | | -8=-7+a | | 14-2(3a+1)=6(4+p) | | 5(y+2)-2=2(y+1)-5 | | 3k+3=-12 | | 4d+14=3p-1 | | 5+2x(x-2)=19 | | 3(x+3)-2x=7 | | 5t-4=-16 | | 9y+6a-13y= | | 6x^2-9=-90 | | 2=-8(p+2)-(-5p+6) | | 319=8.20n-(825+3.25n) | | 3(w-6)-8w=17 | | 2x+5=6x+6 |

Equations solver categories