(5z-6)+(2z-3)=180

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Solution for (5z-6)+(2z-3)=180 equation:


Simplifying
(5z + -6) + (2z + -3) = 180

Reorder the terms:
(-6 + 5z) + (2z + -3) = 180

Remove parenthesis around (-6 + 5z)
-6 + 5z + (2z + -3) = 180

Reorder the terms:
-6 + 5z + (-3 + 2z) = 180

Remove parenthesis around (-3 + 2z)
-6 + 5z + -3 + 2z = 180

Reorder the terms:
-6 + -3 + 5z + 2z = 180

Combine like terms: -6 + -3 = -9
-9 + 5z + 2z = 180

Combine like terms: 5z + 2z = 7z
-9 + 7z = 180

Solving
-9 + 7z = 180

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 + 7z = 180 + 9

Combine like terms: -9 + 9 = 0
0 + 7z = 180 + 9
7z = 180 + 9

Combine like terms: 180 + 9 = 189
7z = 189

Divide each side by '7'.
z = 27

Simplifying
z = 27

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