What is the answer to 2z-z-z+5z-z=28 ?

The answer to 2z-z-z+5z-z=28 is z=7

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2z-z-z+5z-z=28

2 z - z - z + 5 z - z = 28

z = 7

Solution steps

2 z - z - z + 5 z - z = 28

Add similar elements:

2 z - z - z + 5 z - z = 4 z

4 z = 28

Divide both sides by

4

z = 7

3 - 2 x = - x

A, A \cap (B - C) = (A \cap B) - (A \cap C)

\frac{3}{4} = \frac{x}{5}

\frac{9}{2} = \frac{x}{8}

x, f = \int 1