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Anastasy [175]
2 years ago
5

You bought a magazine for $5 and four erasers. You spent a total of $25. What equation

Mathematics
1 answer:
N76 [4]2 years ago
5 0

Answer:

$25 - $5 = $20

$20 divided by 4 = 5

1 earser = 5

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PLEASE HELP ASAP!!! CORRECT ANSWER ONLY PLEASE!!!
Nady [450]

Answer:  b) -0.625

<u>Step-by-step explanation:</u>

The formula for the z-score is:

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6 0
3 years ago
Randy can run six-tenths of a mile every 4 minutes, but it takes Julie 5 minutes. By the time Julie has run for 20 minutes, how
katen-ka-za [31]

Answer:

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Step-by-step explanation:

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4 0
3 years ago
Complete the equation of the line whose slope is -2 and y-intercept is (0,3)<br><br> Please help!
Maslowich
It’s a no solution problem
7 0
3 years ago
A sine function has an amplitude of 3, a period of pi, and a phase shift of pi/2. What is the y-intercept of the function?
jarptica [38.1K]

Based on the calculations, we can logically deduce that the y-intercept of this sine function is equal to: A. 3.

<u>Given the following data:</u>

  • Amplitude = 3
  • Period = π
  • Phase shift = π/2

<h3>How to determine the y-intercept of this function?</h3>

Mathematically, a sine function is modeled by this equation:

y = Asin(ωt + ø)

<u>Where:</u>

  • A represents the amplitude.
  • ω represents angular velocity.
  • t represents the period.
  • ø represents the phase shift.

Also, the period of a sine wave is given by:

t = 2π/ω

2 = 2π/ω

ω = 2

Substituting the given parameters into the equation, we have;

y = 3sin(2t + π/2)

At t = 0, we have:

y = 3sin(2(0) + π/2)

y = 3sin(π/2)

y = 3sin(90)

y = 3 × 1

y = 3.

In conclusion, we can logically deduce that the y-intercept of this sine function is equal to 3.

Read more on phase shift here: brainly.com/question/27692212

#SPJ1

5 0
2 years ago
Pls help ASAP so I can't fail and show proof why you pick that answer!
cluponka [151]

Answer:

idk

Step-by-step explanation:

7 0
3 years ago
Read 2 more answers
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