C . 250 cm^2
cause its the same
Answer:
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10,000+5,000+400+9
there is one and the other you just put in word form
Answer:
2x + y
Step-by-step explanation:
x² + xy - y² = 4
→ Remember the rule, bring the power down then minus 1
2x + y
The first book was $6. The second book was $10. The last book was $20.
Hope this helps!
