1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
exis [7]
3 years ago
7

As the music plays,the volume changes In the beginning of the piece can be modeled by the equation s=10Ix-4I+50 where s represen

ts the sound level in decibels and x represents the number of measures of music played. explain in words each step to find the following equation at what number(s) measures played would the sound level be at 80​
Mathematics
1 answer:
Ipatiy [6.2K]3 years ago
8 0

Answer:

-127

Step-by-step explanation:

s = 101x-41+50

80 = 101x - 4+ 50

-101x

-181 = x - 4 +50

-181 = x -54

+ 54

-127 = x

I hope this helps

You might be interested in
If x2 = 30, what is the value of x?<br> A. ±60 B. ±15 C. ±square root of 30 D.±square root of 15
anygoal [31]

Answer:

  C.  ±square root of 30

Step-by-step explanation:

Apply the square root function to both sides of the equation:

  \sqrt{x^2}=\sqrt{30}\\\\|x|=\sqrt{30}\\\\x=\pm\sqrt{30}

_____

The absolute value equation has two solutions. They match choice C.

6 0
3 years ago
Ryan completed 1/8 of his test in 2/5 hour. If Ryan’s rate stayed the same, how much of his test was finished in one hour
IceJOKER [234]

Answer:

5/16

Step-by-step explanation:

In 5/2 the time, we expect that 5/2 × 1/8 = 5/16 of the test will be complete.

_____

5/2 × (2/5 h) = 1 h

6 0
2 years ago
Select all that justify the following statement.<br><br> 2 • = 1
Dvinal [7]
Try using negative numbers

6 0
3 years ago
Please help with A, B, and C
makkiz [27]
A. 75 degrees because the angle creates by the car and the opposite 75 degree are vertical angles meaning that their congruent
B. 75 degrees because the 4the street and the 3rd streets are both Patel meaning that the angle of the car and the 75 degree angle on northeast angle of the fourth street are corresponding angels
C. 105 degrees because the 180 degrees which is the angle of a straight line subtracted from the 75 degree gives the answer of 105 degrees

4 0
3 years ago
A:b = 1:5<br> a:c = 2:1<br> please helppp
joja [24]

Answer:

what is the question I don't understand the question so sorry

5 0
2 years ago
Other questions:
  • Using the given​ diagram, solve for x.
    9·2 answers
  • For what values of x is x2 + 2x = 24 true?<br><br> –6 and –4<br> –4 and 6<br> 4 and –6<br> 6 and 4
    15·2 answers
  • How much ounces are in a pound
    15·1 answer
  • What’s the area of polygon w
    8·1 answer
  • If two triangles are have three pairs of congruent, then the triangles are guaranteed to be congruent true or false
    13·1 answer
  • At a summer camp, 6-year-olds are in Group A, 7-year-olds are in Group B, and 8-year-olds are in Group C. Is the group assignmen
    7·2 answers
  • Help pls I need it now
    14·1 answer
  • What is the area of the polygon? <br> 6 inches 3 inches​
    14·2 answers
  • This year, a small business had a total revenue of $89,700. If this is 38% more than their total revenue the previous year, what
    11·1 answer
  • The dot plot shows the ages of soloists in a orchestra. Answer the following questions below.
    11·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!