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Alchen [17]
4 years ago
8

Draw algebra tile models to prove that 4+8x and 4(2x+1) are equivalent

Mathematics
1 answer:
irina [24]4 years ago
4 0
4*(2x+1)=(2x+1)+(2x+1)+(2x+1)+(2x+1)=
2x+2x+2x+2x+1+1+1+1=
=8x+4
I hope this is ok !
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A coach needs to rank his top 2 players in order. How many possible ways can this be done if there are 25 boys on the team?
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Assuming "top two" are ranked first and second:
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3 years ago
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Answer:

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