4=7(z+4)

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Solution for 4=7(z+4) equation:


Simplifying
4 = 7(z + 4)

Reorder the terms:
4 = 7(4 + z)
4 = (4 * 7 + z * 7)
4 = (28 + 7z)

Solving
4 = 28 + 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.
4 + -7z = 28 + 7z + -7z

Combine like terms: 7z + -7z = 0
4 + -7z = 28 + 0
4 + -7z = 28

Add '-4' to each side of the equation.
4 + -4 + -7z = 28 + -4

Combine like terms: 4 + -4 = 0
0 + -7z = 28 + -4
-7z = 28 + -4

Combine like terms: 28 + -4 = 24
-7z = 24

Divide each side by '-7'.
z = -3.428571429

Simplifying
z = -3.428571429

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