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snow_lady [41]
3 years ago
8

Please help asap 20 pts

Mathematics
2 answers:
expeople1 [14]3 years ago
5 0
B. If you were to solve for x, the values would be x=1.5275 and x=-1.5275.
Flauer [41]3 years ago
4 0
9x^2 - 21 = 0
sqrt (all of the above)
3x - 4.58 = 0
x = 1.53

checking answer please hold...

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I’m pretty sure the answer is 75.4 ft cubed.
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Josh currently bench presses 150lbs. He increases that amount by 10% a month for 3 months. About how much can he bench press now
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3 years ago
Melissa, Ryan, and Chau sent 122 text messages. Chau sent 3 times as many as Ryan. Ryan sent 7 fewer then Melissa. How many mess
Zigmanuir [339]

Answer:

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  • Ryan: 23
  • Chau: 69

Step-by-step explanation:

Let r represent the number of messages Ryan sent. Then Chau sent 3r and Melissa sent r+7. Their total was ...

  (r+7) +(r) +(3r) = 122

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  5r = 115 . . . . . . . . subtract 7

  r = 23 . . . . . . . . . . divide by 5

Ryan sent 23, Melissa sent 30, and Chau sent 69 text messages.

3 0
3 years ago
1) The data in the table below represents the pressure of the gas as the temperature changes. Plot a graph of the data, using th
scoundrel [369]
<span>The graph of temperature versus pressure is a straigh line rising to the right. It Using the value above, the equation is P = 2.5522T + 699. The temperature is directly proportional to pressure. The pressure of the gas 0C using the equation,

</span>P = 2.5522T + 699
P = 2.5522(0) + 699
P = 699
4 0
3 years ago
Read 2 more answers
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