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Daniel [21]
3 years ago
14

5-(-2x4)-3(4x 5)=97 solve

Mathematics
1 answer:
BlackZzzverrR [31]3 years ago
7 0
-47=97 hopefully this helped u
You might be interested in
What is the value of x in the triangle?
Arturiano [62]
We can use SOH CAH TOA to solve this :)

We’re going to use Cosine because the angle and sides given are Adjacent and Hypotenuse- which goes with the CAH part of SOH CAH TOA.

Cos(18) = x/25

Multiply both sides by 25

25cos(18) = X = 23.776

So x = 23.776 cm

I hope this Helps!
7 0
4 years ago
Read 2 more answers
Prior to the 2008 Republican primary for President, the December 21, 2007 Grand Haven Tribune had an article about results from
harkovskaia [24]

Answer:

a

The sample size is  n  = 621

b

    Voters                 Relative Frequency                Frequency

   Romney                            0.21                                     130      

    Huckabee                        0.19                                     118

    Guiliani                              0.12                                    75

    John McCain                     0.10                                    62

       Ron Paul                         0.04                                    25

 Fred Thompson                    0.04                                     25

  Duncan Hunter                      0.01                                      6

  Tom Tancredo                         0.01                                    6

    Undecided votes                   0.28                                 174

Step-by-step explanation:

From the question we are told that

   The  number of voters is  n  =  621

   The  voter  election aspirants  and their relative frequency are

Romney , 0.21

Huckabee , 0.19

Guiliani  ,  0.12

John McCain ,0.10

 Ron Paul , 0.04

Fred Thompson 0.04,

Duncan Hunter 0.01

Tom Tancredo 0.01

Undecided votes 0.28

This undecided vote is used to represent votes that did not count and it is obtained by subtracting the other relative frequencies  from  1 (i.e 100%)

Generally the frequency is mathematically represented as

 Romney ,  621 *  0.21  =  130      

Huckabee ,  621 *  0.19    =  118

Guiliani  ,   621 * 0.12 =  75

John McCain      621 * 0.10 = 62

 Ron Paul , 621 * 0.04  =  25

Fred Thompson 621 * 0.04 =  25

Duncan Hunter 621 *  0.01  = 6

Tom Tancredo 621 * 0.01 =  6

Undecided votes 621 * 0.28 =  174

So the table is  

    Voters                 Relative Frequency                Frequency

   Romney                            0.21                                     130      

    Huckabee                        0.19                                     118

    Guiliani                              0.12                                    75

    John McCain                     0.10                                    62

       Ron Paul                         0.04                                    25

 Fred Thompson                    0.04                                     25

  Duncan Hunter                      0.01                                      6

  Tom Tancredo                         0.01                                    6

    Undecided votes                   0.28                                 174

5 0
3 years ago
A function follows the rule y = -75 - 5x. When the function's output is 25, the equation is 25 = -75 - 5x. What is the function
svetlana [45]

Answer:

The function input is -20 when the output is 25

Step-by-step explanation:

we have

y=-75-5x

where

y is the dependent variable or output

x is the independent variable or input

If the output is 25

then

y=25

substitute

25=-75-5x

Solve for the function input is the same that solve for x

Isolate the variable x

Adds 5x both sides

25+5x=-75-5x+5x

25+5x=-75

subtract 25 both sides

25+5x-25=-75-25

5x=-100

Divide by 5 both sides

x=-20

therefore

The function input is -20 when the output is 25

4 0
3 years ago
Read 2 more answers
A cylinder has a length of 7.23 meters and a radius of 2.70 meters. What is the cross-sectional area perpendicular to its length
icang [17]

Answer: CSA = 22.9m^2

Step-by-step explanation:

The cross sectional area of the cylinder perpendicular to the length, is the area of the circular base or top of the cylinder. It can be derived mathematically using the area of a circle.

Cross sectional area = πr^2

Where r is the radius of the cylinder

r = 2.70m

CSA = π×2.70^2

CSA = 22.9m^2

5 0
4 years ago
COSINE LAW: Solve triangle PQR. round angles to the nearest tenth​
Valentin [98]

Answer:

Hi,

Step-by-step explanation:

PR²=PQ²+QR²-2*PQ*QR*cos(51°)

=15²+12²-2*15*12*cos(51°)

=142,444659....

PR=11.9350...

PQ²=QR²+PR²-2*QR*PR*cos(R)

cos(R)=(12²+142.444...-15²)/(2*12*11.9350...)=0,21451112....

angle R=77,61315...°≈77.6°

angle P=180°-51°-77.6°≈51,4°

4 0
2 years ago
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