6-(2z+5)=7-z

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Solution for 6-(2z+5)=7-z equation:


Simplifying
6 + -1(2z + 5) = 7 + -1z

Reorder the terms:
6 + -1(5 + 2z) = 7 + -1z
6 + (5 * -1 + 2z * -1) = 7 + -1z
6 + (-5 + -2z) = 7 + -1z

Combine like terms: 6 + -5 = 1
1 + -2z = 7 + -1z

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

Solving for variable 'z'.

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

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

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

Combine like terms: -1z + z = 0
1 + -1z = 7 + 0
1 + -1z = 7

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

Combine like terms: 1 + -1 = 0
0 + -1z = 7 + -1
-1z = 7 + -1

Combine like terms: 7 + -1 = 6
-1z = 6

Divide each side by '-1'.
z = -6

Simplifying
z = -6

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