12x^2+62x+80
Do you want a step by step?
Answer:
30
Step-by-step explanation:
you have 5 marbles and 6 cards just multiply
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Multiplying ,you get 18x^2+21x-24x-28. You simplify to get:
18x^2-3x-28.
Answer:
1/3
Step-by-step explanation:
2nd one
