-2z+1=21

Simple and best practice solution for -2z+1=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 -2z+1=21 equation: 


Simplifying
-2z + 1 = 21

Reorder the terms:
1 + -2z = 21

Solving
1 + -2z = 21

Solving for variable 'z'.

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

Add '-1' to each side of the equation.
1 + -1 + -2z = 21 + -1

Combine like terms: 1 + -1 = 0
0 + -2z = 21 + -1
-2z = 21 + -1

Combine like terms: 21 + -1 = 20
-2z = 20

Divide each side by '-2'.
z = -10

Simplifying
z = -10

See similar equations:

| s^2-2sx-15x^2=0 | | x+-48=-1 | | Area= | | 88/-22= | | F(-2)=-6.8(-2)+5 | | 16=9n-4+n | | C=(F-32) | | 286=x(2x-4) | | -19+3x-11+2x=2 | | 42=9b+9 | | 90=13a-7 | | 2x-32=4x | | 11=10+x^14 | | x^2-11x= | | 2x-2=3x+2 | | 3x+2x-8=7x | | 4m-5= | | 8x-27=5x-12 | | 50m-9=109 | | 4(x+1)=1 | | 12x^2-11x-5= | | 8x^2=-3x | | 82=4x+25 | | x-2(x+10)=13 | | 4x+5=54 | | 4x^2+5x+3= | | -(3b-15)=6(2b+15) | | 5x+11x-7=4(4x+8) | | (w+6)(3w+1)= | | 12(p)=2+.50 | | -2(5m-2)+7m=-(7m+5)+4m-6 | | 4t^2+36t+81= |

Equations solver categories