3x-15y=-21

Simple and best practice solution for 3x-15y=-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 3x-15y=-21 equation: 


Simplifying
3x + -15y = -21

Solving
3x + -15y = -21

Solving for variable 'x'.

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

Add '15y' to each side of the equation.
3x + -15y + 15y = -21 + 15y

Combine like terms: -15y + 15y = 0
3x + 0 = -21 + 15y
3x = -21 + 15y

Divide each side by '3'.
x = -7 + 5y

Simplifying
x = -7 + 5y

See similar equations:

| -6+8+7x=11-25 | | 0.5(8+c)=120 | | 8z=4z-9+3z | | w-20=-30 | | (t+9)20=120 | | 8x-124=108 | | 5.7+1.3x=2.3x | | 51-10x=17+7 | | 3x+20+35+35=180 | | 6r=3 | | 2(1.89)+3b=7.65 | | 3x+17=10x+53 | | 8x-8=7x | | 51-10x=17+7+7x | | x-7.3=-6.1 | | u-90=-7u-24 | | x+4y= 34 | | 118-3x=42x+23 | | v+15=-10 | | -3x+5y= 68 | | -14=y-(-35) | | 50k+70=40k+110 | | 6x^2+5x=8x | | 6g+16=2g-32 | | 4(3d+5)= | | 5s-(6s+4)=2 | | 27v^3-3v= | | 0.6(x-6)+1.6x=-0.6x+2 | | X+7y=-37 | | 4(3d+-5)= | | 5-4x=55-43x | | 3x+7-x=25-5x+3 |

Equations solver categories