2=-1(z+4)

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Solution for 2=-1(z+4) equation:


Simplifying
2 = -1(z + 4)

Reorder the terms:
2 = -1(4 + z)
2 = (4 * -1 + z * -1)
2 = (-4 + -1z)

Solving
2 = -4 + -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.
2 + z = -4 + -1z + z

Combine like terms: -1z + z = 0
2 + z = -4 + 0
2 + z = -4

Add '-2' to each side of the equation.
2 + -2 + z = -4 + -2

Combine like terms: 2 + -2 = 0
0 + z = -4 + -2
z = -4 + -2

Combine like terms: -4 + -2 = -6
z = -6

Simplifying
z = -6

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