9z+25=4z+65

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Solution for 9z+25=4z+65 equation:


Simplifying
9z + 25 = 4z + 65

Reorder the terms:
25 + 9z = 4z + 65

Reorder the terms:
25 + 9z = 65 + 4z

Solving
25 + 9z = 65 + 4z

Solving for variable 'z'.

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

Add '-4z' to each side of the equation.
25 + 9z + -4z = 65 + 4z + -4z

Combine like terms: 9z + -4z = 5z
25 + 5z = 65 + 4z + -4z

Combine like terms: 4z + -4z = 0
25 + 5z = 65 + 0
25 + 5z = 65

Add '-25' to each side of the equation.
25 + -25 + 5z = 65 + -25

Combine like terms: 25 + -25 = 0
0 + 5z = 65 + -25
5z = 65 + -25

Combine like terms: 65 + -25 = 40
5z = 40

Divide each side by '5'.
z = 8

Simplifying
z = 8

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