16.5=7z-2.5z

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Solution for 16.5=7z-2.5z equation:


Simplifying
16.5 = 7z + -2.5z

Combine like terms: 7z + -2.5z = 4.5z
16.5 = 4.5z

Solving
16.5 = 4.5z

Solving for variable 'z'.

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

Add '-4.5z' to each side of the equation.
16.5 + -4.5z = 4.5z + -4.5z

Combine like terms: 4.5z + -4.5z = 0.0
16.5 + -4.5z = 0.0

Add '-16.5' to each side of the equation.
16.5 + -16.5 + -4.5z = 0.0 + -16.5

Combine like terms: 16.5 + -16.5 = 0.0
0.0 + -4.5z = 0.0 + -16.5
-4.5z = 0.0 + -16.5

Combine like terms: 0.0 + -16.5 = -16.5
-4.5z = -16.5

Divide each side by '-4.5'.
z = 3.666666667

Simplifying
z = 3.666666667

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