13z+3z-7z-9=18

Simple and best practice solution for 13z+3z-7z-9=18 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 13z+3z-7z-9=18 equation:


Simplifying
13z + 3z + -7z + -9 = 18

Reorder the terms:
-9 + 13z + 3z + -7z = 18

Combine like terms: 13z + 3z = 16z
-9 + 16z + -7z = 18

Combine like terms: 16z + -7z = 9z
-9 + 9z = 18

Solving
-9 + 9z = 18

Solving for variable 'z'.

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

Add '9' to each side of the equation.
-9 + 9 + 9z = 18 + 9

Combine like terms: -9 + 9 = 0
0 + 9z = 18 + 9
9z = 18 + 9

Combine like terms: 18 + 9 = 27
9z = 27

Divide each side by '9'.
z = 3

Simplifying
z = 3

See similar equations:

| y+xa= | | 3y-4(-4z+6y)+4z= | | 30*30+11-30=0 | | 4n-2n-n+4n=15 | | 8z+-16z+-2z-(-13z)-20z=17 | | 17h-13h+3h+2h=18 | | 32+9m=140 | | 6*6-27=0 | | 3x+4-2(x-3)=8 | | 12r+-6+11r=17 | | 2x-3x-7=28 | | 3x^2+3x+4=24 | | 20p-16p=16 | | 3x+4+2x-6=8 | | .7(x-2)=.3x-3 | | y=-3x^2+x+3 | | y-3/3-2 | | 1365/173= | | 3(x+2)=3x-(5-x) | | 3x^2*3x+4=24 | | (45-2x)=90 | | n+9n=10 | | (45-2x)= | | 165n=(n-2)*180 | | 3(x-3)+2x=2x-29 | | X-1/9=1/7 | | 20x-8=13x-7 | | 2.5x=x+225 | | 21n-64=104 | | 3-(3-x)*(x+4)=(x-4)*(x+7)-3 | | 175n=(n-2)*180 | | 4x+3=6-(9x-6) |

Equations solver categories