What is the answer to 9-4z-4=z+7-1 ?

The answer to 9-4z-4=z+7-1 is z=-1/5

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9-4z-4=z+7-1

9 - 4 z - 4 = z + 7 - 1

z = - \frac{1}{5}

Solution steps

9 - 4 z - 4 = z + 7 - 1

Group like terms

- 4 z + 9 - 4 = z + 7 - 1

Add/Subtract the numbers:

9 - 4 = 5

- 4 z + 5 = z + 7 - 1

Add/Subtract the numbers:

7 - 1 = 6

- 4 z + 5 = z + 6

Move

5

to the right side

- 4 z = z + 1

Move

z

to the left side

- 5 z = 1

Divide both sides by

- 5

z = - \frac{1}{5}

5 x - [- 3 (2 x - 5) + 5] = 2 x + 4

3 x - 28 + 3 x - 30 = 33

\frac{2}{7} x + 18 = 8 - \frac{3}{7} x

\frac{1}{e} = x

R g = m + h^{2} g