23=2+7(z+6)

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Solution for 23=2+7(z+6) equation:


Simplifying
23 = 2 + 7(z + 6)

Reorder the terms:
23 = 2 + 7(6 + z)
23 = 2 + (6 * 7 + z * 7)
23 = 2 + (42 + 7z)

Combine like terms: 2 + 42 = 44
23 = 44 + 7z

Solving
23 = 44 + 7z

Solving for variable 'z'.

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

Add '-7z' to each side of the equation.
23 + -7z = 44 + 7z + -7z

Combine like terms: 7z + -7z = 0
23 + -7z = 44 + 0
23 + -7z = 44

Add '-23' to each side of the equation.
23 + -23 + -7z = 44 + -23

Combine like terms: 23 + -23 = 0
0 + -7z = 44 + -23
-7z = 44 + -23

Combine like terms: 44 + -23 = 21
-7z = 21

Divide each side by '-7'.
z = -3

Simplifying
z = -3

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