solve the following equations by using cramer's rule ​

Answers

Answer 1

Answer:

where is question huh??

Related Questions

Your teacher has asked you to explain the difference between quantitative and qualitative observations. Which statement is correct?



Question 8 options:

Quantitative observations use numbers, qualitative uses the senses.


Quantitative observations use the senses, qualitative uses numbers.


Quantitative observations use measurement, qualitative uses numbers.


Quantitative observations use colors, qualitative uses the senses.

Answers

Answer:

Step-by-step explanation:

B is the answer and if the next has something to do with connie then your answer is C

0.21 es mayor o menor que 0.210

Answers

Nope it’s equal to! 0.21 = 0.210

The angle turns through 1/12th of the circle what is the measure of the angle

Answers

Answer:

30°

Step-by-step explanation:

A full circle has 360°.

1/12 of a circle has 1/12 of 360°.

1/12 * 360° = 360°/12 = 30°

Answer: 30°

pls answer correctly!


n - 6m = 8

solve for n​

Answers

Hi there!  

»»————- ★ ————-««

I believe your answer is:  

[tex]n = 8 + 6m[/tex]

»»————- ★ ————-««  

Here’s why:  

⸻⸻⸻⸻

[tex]\boxed{\text{Solving for 'm'...}}\\\\n - 6m = 8\\------------\\\rightarrow n - 6m = 8 \\\\\rightarrow n - 6m + 6m = 8 + 6m\\\\\rightarrow \boxed{n = 8 + 6m}[/tex]

⸻⸻⸻⸻

»»————- ★ ————-««  

Hope this helps you. I apologize if it’s incorrect.  

Given: g(x) = -2x-5 and f(x)= x2 +1
Find: f(g(-8))

Answers

Answer:

[tex]g( - 8) = - 2( - 8) - 5 = 16 - 5 = 11[/tex]

[tex]f(g( - 8)) = {11}^{2} + 1 \\ = 121 + 1 \\ = 122[/tex]

I hope I helped you^_^

[tex]\\ \sf\longmapsto g(x)=-2x-5[/tex]

[tex]\\ \sf\longmapsto g(-8)[/tex]

[tex]\\ \sf\longmapsto -2(-8)-5[/tex]

[tex]\\ \sf\longmapsto 16-5[/tex]

[tex]\\ \sf\longmapsto 11[/tex]

Now

[tex]\\ \sf\longmapsto f(x)=x^2+1[/tex]

[tex]\\ \sf\longmapsto f(g(-8))[/tex]

[tex]\\ \sf\longmapsto f(11)[/tex]

[tex]\\ \sf\longmapsto 11^2+1[/tex]

[tex]\\ \sf\longmapsto 121+1[/tex]

[tex]\\ \sf\longmapsto 122[/tex]

Can someone help me out with this math problem please. 4/5= a/30 so a=

Answers

Answer:

24

Step-by-step explanation:

[tex] \frac{4}{5} = \frac{a}{30} \\ 30 \times \frac{4}{5} = a \\ a = 24[/tex]

Answer:

a=24

Step-by-step explanation:

4/5=a/30

5a=120

a=120÷5

=24

2m(xy-3p)

Please solve

Answers

Answer:

2mxy - 6mp

Step-by-step explanation:

2m(xy - 3p)

2m × xy - 2m × 3p

2mxy - 6mp

give brainliest please I need it to level up

Identify the domain of the function

Answers

Answer:

(-2,4)

Step-by-step explanation:

It will be the correct answer.......

How many feet? Thank you for your time.

Answers

Answer:

1 3/8 Feet

Step-by-step explanation:

Take 2 1/2 and subtract 1 1/8 which gives u 1 3/8

if u don't understand fractions u can always turn ur fractions into decimals that's what I did :)

What is the value of 2x^2+5y-8 when x=2 and y=4

Answers

Answer:

Any line can be graphed using two points. Select two x x values, and plug them into the equation to find the corresponding y y values.

Step-by-step explanation:

I hope you understood! :))

How to show a percentage that’s increased from each year to the next?

Answers

Answer:

Each year has an increase of 10 %

Step-by-step explanation:

To calculate percentage, formula =

Increase in price/original price*100

Please mark as brainliest

What is the factored form of n2 – 25?
(n – 25)(n – 1)
(n – 5)(n + 5)
(n + 5)(n + 5)
(n – 25)(n + 1)

Answers

Answer:

(n – 5)(n + 5) and (n – 25)(n + 1)

Step-by-step explanation:

The answer is (n-5)(n+5)

Give the slope of a line perpendicular to AB

Answers

Answer:

m = -1

Step-by-step explanation:

Find the equation in slope intercept form [ y = mx + b ] for line AB. Find the slope using the formula [ y2-y1/x2-x1 ].

8-5/7-4

3/3

1

Find the y-intercept.

5 = 1(4) + b

5 = 4 + b

1 = b

So the equation of the line AB is y = x + 1.

The slope of a perpendicular line is the opposite reciprocal of the original line.

1 -> -1/1 -> -1

Best of Luck!

Please Help ME!!!
1. If ST=17 and RT=47​, find RS. Use the number line below.
<-R---------------------------------------------------------------------------S---------------------------------T->
2.On a number​ line, suppose point E has a coordinate of 3 ​, and EG=6. What are the possible coordinates of point​ G?
3.Find the length of the segment _AB_.
<-12-------'-11'-'-10'-9'-9'-'-8'-'-7'-'-6'-'-5'-'-4'-'-3'-'-2'-'-1'-0-'1'-'2'-'3'-'4'-'5'-'6'-'7'-'8'-'9'-'10'-'11'-'12'
A is -2 and b is 4 the length is?
Please help me!

Answers

Answer:

#1

Segment addition:

RS + ST = RTRS + 17 = 47RS = 47 - 17RS = 30 units#2

There are two possibilities:

G is to the left of E. Then G = 3 - 6 = -3G is to the right of E. Then G = 3 + 6 = 9

So possible coordinates of G are -3 or 9

#3

The length of the segment is the absolute value of the difference of the end point coordinates.

AB = 4 - (-2) = 4 + 2 = 6 units

Step-by-step explanation:

1

RS = RT - ST

RS = 47 - 17

RS = 30 cm

2.

Coordinate = 3 ± 6

If 3 + 6 = 9

If 3 - 6 = -3

3

AB = 4 - (-2)

AB = 6

Find the value of expression:15/3+(7-3)^2

Answers

Answer:

21

Step-by-step explanation:

a community center is trying to raise $1680 to purchase exercise equipment. the center is hoping to receive equal contributions from members of the community. write and algebraic expression to determine how much will be needed from each person if n people contribute. Then evaluate the expression for 10, 12, 14, or 16 people.

Answers

Lets find f(n) formula

[tex]\boxed{\sf f(n)=\dfrac{1680}{n}}[/tex]

Now

[tex]\\ \sf\longmapsto f(10)=\dfrac{1680}{10}=168[/tex]

[tex]\\ \sf\longmapsto f(12)=\dfrac{1680}{12}=140[/tex]

[tex]\\ \sf\longmapsto f(16)=\dfrac{1680}{16}=105[/tex]

[tex]\\ \sf\longmapsto f(14)=\dfrac{1680}{14}=120[/tex]

Find the inverse of the function: f(x)=−14x+4
A f−1(x)=−4x+16
B f−1(x)=−12x+2
C f−1(x)=4x+16
D f−1(x)=12x+1

Answers

Answer:

[tex]\displaystyle f^{-1}(x) = -\frac{x}{14} + \frac{2}{7}[/tex]

Step-by-step explanation:

It is neither of these. To find the inverce, interchange the variables, then solve for y:

[tex]\displaystyle x = -14y + 4 \hookrightarrow \frac{x - 4}{-14} = \frac{-14y}{-14} \\ \\ f^{-1}(x) = -\frac{x}{14} + \frac{2}{7}[/tex]

I am joyous to assist you at any time.

27 + 36

A.
9(3 + 4)
B.
(9 × 3)(9 × 4)
C.
(9 + 3)(9 + 4)
D.
9 + (3 × 4)

Answers

Answer:

It's A

Step-by-step explanation:

Using process of elimination B is wrong because even though you get 37 and 36 it multiplies them because of a lack of addition symbol. C is also wrong because it would turn out to be 12 x 13 which is larger than C so that's not it. in D 3x4 is 12 but it's added to 9 not multiplied so that's wrong which leaves you with A which is 9(3 + 4) = 63 and 27 + 36 = 63

Is 15/0 just 15?


Thank you!

Answers

Answer: 15/0 = 15/0 = 15/0 = 15/0 = 0+15

Step-by-step explanation: 15/0 = 15/0 = 15/0 = 15/0 = 0+15

Evaluate Expression
-19 + 3(-13 + 4*3)

Answers

Answer:

-22

Step-by-step explanation:

Solve the expression using PEMDAS.

-19 + 3(-13 + 4 * 3)

~Multiply

-19 + 3(-13 + 12)

~Add

-19 + 3(-1)

~Multiply

-19 - 3

~Subtract

-22

Best of Luck!

Translate this sentence into an equation.
42 is the product of Mai's height and 3.
Use the variable m to represent Mai's height.

Answers

Answer:

3*m=42

Step-by-step explanation:

equation: 3m=42

Answer:

42=m3

Step-by-step explanation:

Product means like, multiplication of the numbers or values

(3-7-10)[5-(7-11)×(-7)] how to solbe this??????!!!!!!!!! help plss​

Answers

(3 - 7 - 10) · [5 - (7 - 11) · (-7)] =

= (-4 - 10) · [5 - (-4) · (-7)] =

= -14 · (5 - 28) = -14 · (-23) =

= 322

Which is not a rational number?

Answers

Rational numbers are numbers that can be written as a fraction of two integers (as long as the denominator isn’t 0).

5 = 5/1, so it’s rational
1/2 and 1/3 are fractions, so they’re rational.

As decimals, rational numbers either stop or repeat.
1/2 = 0.5 (That stops.)
1/3 = 0.3333333… (That’s repeating.)

Of the two possible answers left, does one of them repeat? If so, it must be the other answer.

can someone plz help me with this question

Answers

Answer:

it is  she thought that the concentration of allicin might be to low.... decrease the number of new tumors

why? because its asking to selct the part where its revising her hypotheses and thats exaclty what she did she analyzed what happened.

Hi land is not 2:35647

11/12- 2/9 i need help due in 5 mins

Answers

Answer:

hope this helps and have a great dayyyyyy

Answer:

yes what we should by you

Step-by-step explanation:

rhsoba

Please explain how to solve this problem

A motorboat can maintain a constant speed of 45 miles per hour relative to the water. The boat makes a trip upstream to a certain point in 34 ​minutes; the return trip takes 26 minutes. What is the speed of the​ current?

The speed of the current is _ ​mile(s) per hour.

Answers

Answer: Distance upstream = (34-c)(39/60) miles

--------------------------

Distance downstream = (34+c)(29/60) miles

-----------------------------------------------

Equation:

distance = rate*time

 

distance up = distance down

(34-c)(39/60) = (34+c)(29/60)

Multiply both sides by 60 to get:

39(34-c) = 29(34+c)

39*34 - 39c = 29*34 + 29c

68c = 340

c = 5 mph (speed of the current)

Step-by-step explanation: I'm not sure if this will help you but I hope it does!

Simplify 2.5 (16/2-2.3) - 2

Answers

Answer:

it's just ( -3.3 )but I need to put 20 + words and stuff so read this if you would like

CAN SOMEONE PLZ HELP ME

Answers

Answer:

Slope intercept is y = mx+b.

SLOPE is m

and Y-INTERCEPt, where the thing touches the y axis is b.

The line touches the y axis at -6.

The slope is 2/3

y=2/3x-6

Step-by-step explanation:

Going to sleep goodbye

Answers

ayo good night and hope to have a good day tomorrow’s

Ming is planning a trip to Western Samoa. The exchange rate for money is 6 Tala for $2. How many Tala would she get if she exchanged $30?

Answers

Answer:

90.

Step-by-step explanation:

6 Tala = 2$ so 3 Tala = 1$

So , 30$ = 30 x 3 = 90 Tala.

Answer:

$30=90 tala

Step-by-step explanation:

$2=6 tala

$1=3 tala

$30=3*30

$30=90 tala

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