7(z+2)-2z=-4

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Solution for 7(z+2)-2z=-4 equation:


Simplifying
7(z + 2) + -2z = -4

Reorder the terms:
7(2 + z) + -2z = -4
(2 * 7 + z * 7) + -2z = -4
(14 + 7z) + -2z = -4

Combine like terms: 7z + -2z = 5z
14 + 5z = -4

Solving
14 + 5z = -4

Solving for variable 'z'.

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

Add '-14' to each side of the equation.
14 + -14 + 5z = -4 + -14

Combine like terms: 14 + -14 = 0
0 + 5z = -4 + -14
5z = -4 + -14

Combine like terms: -4 + -14 = -18
5z = -18

Divide each side by '5'.
z = -3.6

Simplifying
z = -3.6

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