-1-7z=-(2z+5)

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Solution for -1-7z=-(2z+5) equation:


Simplifying
-1 + -7z = -1(2z + 5)

Reorder the terms:
-1 + -7z = -1(5 + 2z)
-1 + -7z = (5 * -1 + 2z * -1)
-1 + -7z = (-5 + -2z)

Solving
-1 + -7z = -5 + -2z

Solving for variable 'z'.

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

Add '2z' to each side of the equation.
-1 + -7z + 2z = -5 + -2z + 2z

Combine like terms: -7z + 2z = -5z
-1 + -5z = -5 + -2z + 2z

Combine like terms: -2z + 2z = 0
-1 + -5z = -5 + 0
-1 + -5z = -5

Add '1' to each side of the equation.
-1 + 1 + -5z = -5 + 1

Combine like terms: -1 + 1 = 0
0 + -5z = -5 + 1
-5z = -5 + 1

Combine like terms: -5 + 1 = -4
-5z = -4

Divide each side by '-5'.
z = 0.8

Simplifying
z = 0.8

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