[7(z+5)-19]+[3(z-3)+2]=

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Solution for [7(z+5)-19]+[3(z-3)+2]= equation:


Simplifying
[7(z + 5) + -19] + [3(z + -3) + 2] = 0

Reorder the terms:
[7(5 + z) + -19] + [3(z + -3) + 2] = 0
[(5 * 7 + z * 7) + -19] + [3(z + -3) + 2] = 0
[(35 + 7z) + -19] + [3(z + -3) + 2] = 0

Reorder the terms:
[35 + -19 + 7z] + [3(z + -3) + 2] = 0

Combine like terms: 35 + -19 = 16
[16 + 7z] + [3(z + -3) + 2] = 0

Remove brackets around [16 + 7z]
16 + 7z + [3(z + -3) + 2] = 0

Reorder the terms:
16 + 7z + [3(-3 + z) + 2] = 0
16 + 7z + [(-3 * 3 + z * 3) + 2] = 0
16 + 7z + [(-9 + 3z) + 2] = 0

Reorder the terms:
16 + 7z + [-9 + 2 + 3z] = 0

Combine like terms: -9 + 2 = -7
16 + 7z + [-7 + 3z] = 0

Remove brackets around [-7 + 3z]
16 + 7z + -7 + 3z = 0

Reorder the terms:
16 + -7 + 7z + 3z = 0

Combine like terms: 16 + -7 = 9
9 + 7z + 3z = 0

Combine like terms: 7z + 3z = 10z
9 + 10z = 0

Solving
9 + 10z = 0

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 + 10z = 0 + -9

Combine like terms: 9 + -9 = 0
0 + 10z = 0 + -9
10z = 0 + -9

Combine like terms: 0 + -9 = -9
10z = -9

Divide each side by '10'.
z = -0.9

Simplifying
z = -0.9

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