4(6z-1)-4(z+9)=13(z+1)

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Solution for 4(6z-1)-4(z+9)=13(z+1) equation:


Simplifying
4(6z + -1) + -4(z + 9) = 13(z + 1)

Reorder the terms:
4(-1 + 6z) + -4(z + 9) = 13(z + 1)
(-1 * 4 + 6z * 4) + -4(z + 9) = 13(z + 1)
(-4 + 24z) + -4(z + 9) = 13(z + 1)

Reorder the terms:
-4 + 24z + -4(9 + z) = 13(z + 1)
-4 + 24z + (9 * -4 + z * -4) = 13(z + 1)
-4 + 24z + (-36 + -4z) = 13(z + 1)

Reorder the terms:
-4 + -36 + 24z + -4z = 13(z + 1)

Combine like terms: -4 + -36 = -40
-40 + 24z + -4z = 13(z + 1)

Combine like terms: 24z + -4z = 20z
-40 + 20z = 13(z + 1)

Reorder the terms:
-40 + 20z = 13(1 + z)
-40 + 20z = (1 * 13 + z * 13)
-40 + 20z = (13 + 13z)

Solving
-40 + 20z = 13 + 13z

Solving for variable 'z'.

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

Add '-13z' to each side of the equation.
-40 + 20z + -13z = 13 + 13z + -13z

Combine like terms: 20z + -13z = 7z
-40 + 7z = 13 + 13z + -13z

Combine like terms: 13z + -13z = 0
-40 + 7z = 13 + 0
-40 + 7z = 13

Add '40' to each side of the equation.
-40 + 40 + 7z = 13 + 40

Combine like terms: -40 + 40 = 0
0 + 7z = 13 + 40
7z = 13 + 40

Combine like terms: 13 + 40 = 53
7z = 53

Divide each side by '7'.
z = 7.571428571

Simplifying
z = 7.571428571

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