ow, subtract this one from second equation,
5.75x = 74.75
Answer:
Then, x + y = 21
& 8.50x + 2.75y = 132.50
2.75x + 2.75y = 57.75
x = 74.75 / 5.75
x = 13
Explanation:
Da answer equals 13
A coral is a type of Marine animal (Invertebrate) that secretes calcium carbonate to form an organic rock home.
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Is true.
Espero te haya ayudado