-18=-3(z+4)

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Solution for -18=-3(z+4) equation:


Simplifying
-18 = -3(z + 4)

Reorder the terms:
-18 = -3(4 + z)
-18 = (4 * -3 + z * -3)
-18 = (-12 + -3z)

Solving
-18 = -12 + -3z

Solving for variable 'z'.

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

Add '3z' to each side of the equation.
-18 + 3z = -12 + -3z + 3z

Combine like terms: -3z + 3z = 0
-18 + 3z = -12 + 0
-18 + 3z = -12

Add '18' to each side of the equation.
-18 + 18 + 3z = -12 + 18

Combine like terms: -18 + 18 = 0
0 + 3z = -12 + 18
3z = -12 + 18

Combine like terms: -12 + 18 = 6
3z = 6

Divide each side by '3'.
z = 2

Simplifying
z = 2

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