3(6z-1)-5(z+7)=8(z+1)

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Solution for 3(6z-1)-5(z+7)=8(z+1) equation:


Simplifying
3(6z + -1) + -5(z + 7) = 8(z + 1)

Reorder the terms:
3(-1 + 6z) + -5(z + 7) = 8(z + 1)
(-1 * 3 + 6z * 3) + -5(z + 7) = 8(z + 1)
(-3 + 18z) + -5(z + 7) = 8(z + 1)

Reorder the terms:
-3 + 18z + -5(7 + z) = 8(z + 1)
-3 + 18z + (7 * -5 + z * -5) = 8(z + 1)
-3 + 18z + (-35 + -5z) = 8(z + 1)

Reorder the terms:
-3 + -35 + 18z + -5z = 8(z + 1)

Combine like terms: -3 + -35 = -38
-38 + 18z + -5z = 8(z + 1)

Combine like terms: 18z + -5z = 13z
-38 + 13z = 8(z + 1)

Reorder the terms:
-38 + 13z = 8(1 + z)
-38 + 13z = (1 * 8 + z * 8)
-38 + 13z = (8 + 8z)

Solving
-38 + 13z = 8 + 8z

Solving for variable 'z'.

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

Add '-8z' to each side of the equation.
-38 + 13z + -8z = 8 + 8z + -8z

Combine like terms: 13z + -8z = 5z
-38 + 5z = 8 + 8z + -8z

Combine like terms: 8z + -8z = 0
-38 + 5z = 8 + 0
-38 + 5z = 8

Add '38' to each side of the equation.
-38 + 38 + 5z = 8 + 38

Combine like terms: -38 + 38 = 0
0 + 5z = 8 + 38
5z = 8 + 38

Combine like terms: 8 + 38 = 46
5z = 46

Divide each side by '5'.
z = 9.2

Simplifying
z = 9.2

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