Respuesta :

Answer:

x=-{y^2-z}/{3a}

Step-by-step explanation:

7y^4=7y^2(z-3ax)

7y^2(z-3ax)=7y^4

Divide both sides by 7y^2

z - 3ax = y^2

Subtract z from both sides

z-3ax-z=y^2-z

Simplify

-3ax=y^2-z

Divide both sides by -3a and simplify

x=-{y^2-z}/{3a}

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