4[z-(5z+41)+5]=5(z+9)

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Solution for 4[z-(5z+41)+5]=5(z+9) equation:


Simplifying
4[z + -1(5z + 41) + 5] = 5(z + 9)

Reorder the terms:
4[z + -1(41 + 5z) + 5] = 5(z + 9)
4[z + (41 * -1 + 5z * -1) + 5] = 5(z + 9)
4[z + (-41 + -5z) + 5] = 5(z + 9)

Reorder the terms:
4[-41 + 5 + z + -5z] = 5(z + 9)

Combine like terms: -41 + 5 = -36
4[-36 + z + -5z] = 5(z + 9)

Combine like terms: z + -5z = -4z
4[-36 + -4z] = 5(z + 9)
[-36 * 4 + -4z * 4] = 5(z + 9)
[-144 + -16z] = 5(z + 9)

Reorder the terms:
-144 + -16z = 5(9 + z)
-144 + -16z = (9 * 5 + z * 5)
-144 + -16z = (45 + 5z)

Solving
-144 + -16z = 45 + 5z

Solving for variable 'z'.

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

Add '-5z' to each side of the equation.
-144 + -16z + -5z = 45 + 5z + -5z

Combine like terms: -16z + -5z = -21z
-144 + -21z = 45 + 5z + -5z

Combine like terms: 5z + -5z = 0
-144 + -21z = 45 + 0
-144 + -21z = 45

Add '144' to each side of the equation.
-144 + 144 + -21z = 45 + 144

Combine like terms: -144 + 144 = 0
0 + -21z = 45 + 144
-21z = 45 + 144

Combine like terms: 45 + 144 = 189
-21z = 189

Divide each side by '-21'.
z = -9

Simplifying
z = -9

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