-3(2z-7)=-3z+21-3z

Simple and best practice solution for -3(2z-7)=-3z+21-3z 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 -3(2z-7)=-3z+21-3z equation:


Simplifying
-3(2z + -7) = -3z + 21 + -3z

Reorder the terms:
-3(-7 + 2z) = -3z + 21 + -3z
(-7 * -3 + 2z * -3) = -3z + 21 + -3z
(21 + -6z) = -3z + 21 + -3z

Reorder the terms:
21 + -6z = 21 + -3z + -3z

Combine like terms: -3z + -3z = -6z
21 + -6z = 21 + -6z

Add '-21' to each side of the equation.
21 + -21 + -6z = 21 + -21 + -6z

Combine like terms: 21 + -21 = 0
0 + -6z = 21 + -21 + -6z
-6z = 21 + -21 + -6z

Combine like terms: 21 + -21 = 0
-6z = 0 + -6z
-6z = -6z

Add '6z' to each side of the equation.
-6z + 6z = -6z + 6z

Combine like terms: -6z + 6z = 0
0 = -6z + 6z

Combine like terms: -6z + 6z = 0
0 = 0

Solving
0 = 0

Couldn't find a variable to solve for.

This equation is an identity, all real numbers are solutions.

See similar equations:

| 5b^2-24b+16=0 | | 5x*(x-2)=0 | | -7(2x+2)=14 | | 7=7(5-2b) | | 3x-7=0 | | 3x^2-8x-16=0 | | 35=7(m+8) | | 46=-2(1-4x) | | 5k^2-12k-9=0 | | 2p+5x=20 | | 3(2z-7)=5z+17+z | | x^2-8*x=0 | | 15k^2-37k+20=0 | | n^2-6n+9=0 | | 4r^2-100=0 | | 5m^2+10m-15=0 | | n^2+4n+3=0 | | 6d-9=15 | | 21x+10=50+x | | k^2-7k+10=0 | | (-4x^2+10)-(6x^2-9)= | | p^2-11p+30=0 | | a^2+15a+56=0 | | v^2+4v=0 | | 6-2(x-3)=12 | | 3x^2-12x-15=0 | | 4m^2+20m=0 | | 220+10=500 | | 4-6(w+2)=10 | | (1214.99+x)(.05)=175 | | 4x-3=3(x-2)+2(x+3) | | x-3=97 |

Equations solver categories