Answer:
Step-by-step explanation:
28x^2 - 9y^2 - 55=0
combine like terms
4x^2+(-32x)=(-28x^2)
3y^2+6y=9y^2
-28x^2 + 9y^2 +55=0
change the signs
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Answer:
Step-by-step explanation:
Verified answer
Answer:
28x^2 - 9y^2 - 55=0
Step-by-step explanation:
combine like terms
4x^2+(-32x)=(-28x^2)
3y^2+6y=9y^2
-28x^2 + 9y^2 +55=0
change the signs
28x^2 - 9y^2 - 55=0