Respuesta :

oladipupog80

Answer:

z = -18

Step-by-step explanation:

4z + 18 = - 54

Subtract 18 from both sides

4z + 18 - 18 = -54 - 18

4z = -72

Divide both sides by 4

4z/4 = -72/4

z = -72/4

z = -18

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alexapaulino903

Answer:

4+18=-54 is the equation, z=18

Step-by-step explanation:

4z+18=-54

-18 -18 -substract on both sides of the equation

4z=-72

/4. /4-divide on both sides of the equation

z=-18