4z-5+7=45

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Solution for 4z-5+7=45 equation:


Simplifying
4z + -5 + 7 = 45

Reorder the terms:
-5 + 7 + 4z = 45

Combine like terms: -5 + 7 = 2
2 + 4z = 45

Solving
2 + 4z = 45

Solving for variable 'z'.

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

Add '-2' to each side of the equation.
2 + -2 + 4z = 45 + -2

Combine like terms: 2 + -2 = 0
0 + 4z = 45 + -2
4z = 45 + -2

Combine like terms: 45 + -2 = 43
4z = 43

Divide each side by '4'.
z = 10.75

Simplifying
z = 10.75

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