3(-4z+7)=-39

Simple and best practice solution for 3(-4z+7)=-39 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(-4z+7)=-39 equation:


Simplifying
3(-4z + 7) = -39

Reorder the terms:
3(7 + -4z) = -39
(7 * 3 + -4z * 3) = -39
(21 + -12z) = -39

Solving
21 + -12z = -39

Solving for variable 'z'.

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

Add '-21' to each side of the equation.
21 + -21 + -12z = -39 + -21

Combine like terms: 21 + -21 = 0
0 + -12z = -39 + -21
-12z = -39 + -21

Combine like terms: -39 + -21 = -60
-12z = -60

Divide each side by '-12'.
z = 5

Simplifying
z = 5

See similar equations:

| 3(-4+7)=-39 | | 6x-3x=2x-10 | | x(x-9)=136 | | 14x-6+3x-4=13x-2+3x | | 26x^2+370x-23700=0 | | 26x^2+370x+23700=0 | | 3r=37 | | 9(a-3)=2a+1 | | (2y-10)+(y-20)+(y+14)=180 | | 8x+288.5=12x+193.5 | | f(x)=8x^3+1 | | 4x^5-225x=61x^3 | | .25x+3=15 | | 2x+5x-3y= | | -x+15=4x | | (1+4x)(a*x*x+bx+c)+(x-x*x)(2ax+b)-(x^2+x^3)(2a)=0 | | 3-0.8k=3 | | -7+-6=2 | | 9x-21+(-6x)+12=4x-4+6x-17 | | -0.1x+6.79=-0.5x+3.59 | | 13c+26=65 | | 4x-88=38+11 | | 8y-(2y+3)-19= | | 9+6z-8=9z+4-2z | | 40=10+6n | | 2d^2-5d-18=0 | | 7x^2+5x-3192=0 | | 2d-20=52 | | c+(-20)=-20 | | 54x^3-250=0 | | -1+3=m-5 | | 5(1-2x)-4(x-3)=19-10x |

Equations solver categories