Respuesta :

SuperLegend
Z=15+2(x+y) 
Use distributive property
Z= 15 + 2x + 2y
Subtract 2y from both sides
Z - 2y= 15 + 2x
Subtract 15 from both sides
Z - 2y - 15= 2x
Divide 2 on both sides
Final Answer: Z - 2y - 15(All over 2)= x
z=15+2x+2y
0=15+2x+2y-15
-2x=15+2y-15
[tex]x= -\frac{15}{2} - y + \frac{15}{2} [/tex]

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