x+2y=-21

Simple and best practice solution for x+2y=-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 x+2y=-21 equation: 


Simplifying
x + 2y = -21

Solving
x + 2y = -21

Solving for variable 'x'.

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

Add '-2y' to each side of the equation.
x + 2y + -2y = -21 + -2y

Combine like terms: 2y + -2y = 0
x + 0 = -21 + -2y
x = -21 + -2y

Simplifying
x = -21 + -2y

See similar equations:

| 2r-5(6r-4)=-8 | | 7x^2+3x-270=0 | | 8x^2-16x-74=-120 | | -1-2k-6k=15 | | x-(-22)=22 | | 4(-5)-9(-4)= | | 3n-6+4n=-6 | | (60)p=90 | | 4p-(1+3p)=2 | | -2x/3=22 | | 4+291=6x | | -4-4(-7)= | | X+-6=-12 | | 5a-4(1+2a)=5 | | 5-(t+3)=-1+2(t+2) | | 20=p(8-4) | | 8y-18=0 | | b-3+4b=-8 | | 2x+3=16x(4) | | 6x+3x=-9 | | 4y^2-y-18=0 | | -9-(-3)= | | 5-(x+5)=-2(x+4) | | 20*x=4x-4*5 | | 2x+7-2x=7 | | 15+(-3)x=-6 | | -3(5-(-1))= | | 12n+8=20 | | x-11*2=3*x-3 | | -12-7x=3x+8 | | .2x=4.25 | | 5m-28=-26+4m |

Equations solver categories