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postnew [5]
3 years ago
11

HELP ME PLZ!! I WILL GIVE U 10 POINTS!!

Mathematics
1 answer:
yanalaym [24]3 years ago
8 0
That's a lot of questions. First, they're asking for how much each person pledged. Ivan said he would give $4.25, plus $1.25 per mile. As an expression, that would be 1.25m+4.25 . Vicky said that she would give $5.75, plus $.75 per mile, which would be .75m+5.75 . The second problem asks you to add the two, so add 1.25m and .75m to get the total amount she would earn per mile, which is $2. If I got paid $2 for every mile I biked, I would bike a marathon. Then add the flat payments of $4.25 and $5.75, and you get $10. So, the final equation would be 2m+10. 

The last question is asking for you to find an equivalent proportional expression. To find this, you can just dividing by the greatest common factor of the two numbers. I got 2, so the equation would be 1m+5. 
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Answer B

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the variable z is directly proportional to x. when x is 6, z has the value 18. what is the value of z when x = 10 the variable z
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Part B;
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6 0
3 years ago
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pantera1 [17]

Answer:

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8 0
3 years ago
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Dafna1 [17]

Answer:

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4 0
3 years ago
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andre [41]
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7 0
3 years ago
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