-4x+y-z=21

Simple and best practice solution for -4x+y-z=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 -4x+y-z=21 equation:


Simplifying
-4x + y + -1z = 21

Solving
-4x + y + -1z = 21

Solving for variable 'x'.

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

Add '-1y' to each side of the equation.
-4x + y + -1y + -1z = 21 + -1y

Combine like terms: y + -1y = 0
-4x + 0 + -1z = 21 + -1y
-4x + -1z = 21 + -1y

Add 'z' to each side of the equation.
-4x + -1z + z = 21 + -1y + z

Combine like terms: -1z + z = 0
-4x + 0 = 21 + -1y + z
-4x = 21 + -1y + z

Divide each side by '-4'.
x = -5.25 + 0.25y + -0.25z

Simplifying
x = -5.25 + 0.25y + -0.25z

See similar equations:

| 3[x-(5+6x)+8]=6x+3 | | 5h+10=20 | | 7b+1=99 | | -7x-4=28 | | 1800+65x=95x | | 9x-26=80 | | 0.4*x^2+3*x-135=0 | | 7*c=616 | | 21-4s=9 | | 1800+65=95x | | x+3x+5x-90=180 | | 8=4/9t | | x+4-9=14 | | 11=21-2w | | x+3x+3x-30=180 | | 4m-6(1+m)= | | 3x-51=42 | | 134+2h=924 | | 3x^2-19-14=0 | | 13.94+0.08=14.69+0.11 | | 3x/5=2.4 | | 6v-10=8 | | 2(-8)-x=19 | | Q/4-3=3 | | -5(2n+8)=-120 | | (19+x)*5=850 | | 17=-1.7c | | 8+4+x=9 | | 36+15m=141 | | g(p+3)=3x^2+2x+19 | | 4.9x+7.9y=30 | | 0.4*x^2-3x-135=0 |

Equations solver categories