Given two complementary angles, 3x and (x - 2). Find the value of x.
Note: please input a real number in the following blank.
The value of x is

Answers

Answer 1

Answer:

x = 23°

Step-by-step explanation:

Note: Complementary angles measure 90°

3x + (x - 2)° = 90°

=> 3x + x - 2° = 90°

=> 4x - 2° = 90°

Add the additive inverse of -2 to both sides of the equation

i.e 4x - 2° + 2° = 90° + 2°

=> 4x = 92°

Divide both sides of the equation by the coefficient of x which is 4

=> 4x/4 = 92°/4

x = 23°


Related Questions

Show that the lines
y = 4x + 2 and 8x + 2y = -3 are parallel

help pls asap ty ! ! !

Answers

Answer:

They intersect

Step-by-step explanation:

We can determine from their equations whether two lines are parallel by comparing their slopes. If the slopes are the same and the y-intercepts are different, the lines are parallel. If the slopes are different, the lines are not parallel.

Here we have two functions:

1) y = 4x + 2

2) 8x + 2y = - 3

   2y = - 8x - 3

   // divide both sides by 2

   y = - 4x - 1,5  

- 4 ≠ 4 , so these lines aren't parallel, maybe you wrote the assignment incorrect (e. g. if there would be " - " before 8 in the second function, those lines would be parallel), here they intersect.

Please help, due tomorrow. will give brainlist if correct

Given f(x)=3x^2-2x+k, and the remainder when f(x) is divided by x-3 is 35, then what is the value of k?

Answers

compare the divisor x-3 with x-a which will give a=3 and then use remainder theorem.

4x +1 = -47
I’ve been trying to find this out for a while now and I simply just can’t

Answers

Answer:

Step-by-step explanation: your goal is to keep x on one side and everything else on the other.

subtract 1 from both sides

4x = -48

divide 4 on both sides

x= -12

hope this helps :)

what is the inverses

Answers

Answer:that = 1 hole

Step-by-step explanation:

It costs $19.46 for 2.8 pounds of shrimp. Find the unit price in dollars per pound. If necessary, round your answer to the nearest cent.​

Answers

Answer: $6.95 or $ 7.00

Step-by-step explanation: divide 19.46 by 2.8 and then round your answer remember for rounding 4 or less to round down and 5 or more round up. :)

The unit price of the shrimp is $6.95 per pound.

What is unit rate?

A unit rate means a rate for one of something.

Given that, It costs $19.46 for 2.8 pounds of shrimp.

Unit price = 19.46/2.8 = 6.95

Hence, The unit price of the shrimp is $6.95 per pound.

For more references on unit rate, click;

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h(t) = 4t +1 and g(t) = 2t + 4

Answers

Answer:

(-5,8)x(2,4)

Step-by-step explanation:

Answer:

i dont know what you are asking to find but i got this

Step-by-step explanation:

find h(g(t)): h(2t+4)=8t+17

find g(h(t)): g(4t+1)=8t+6

Eight bowls cost $160, but Adrien wants only 5 of them so how much does he have to pay?

Answers

Answer:

$100

Step-by-step explanation:

you have eight bowls so you divide 160 by 8 and you get 20 so each bowl is 20 so 5x20=100

Answer:

100

Step-by-step explanation:

First, calulate the cost of each bowl, so, 160/8=20

Next, calculate how much total it costs, so 20x5, which the answer is $100

The cost of interest of a 3,000 loan at 12% interest per year is 1980.00. What is the term length for this loan in years

Answers

Answer:

5.5 years

Step-by-step explanation:

3,000 × .12 = 360 (annual interest)

1,980 ÷ 360 = 5.5 or 5 1/2 years

Help can someone in Thai appp PLEASE help me with my last question This

Answers

Answer:

I think its D

Step-by-step explanation:

the angle degree is like, about 45 degrees?

If x+40=? type your answer below.

Answers

i don’t understand what ur trying to ask

Through:(4,0) slope =1/2

Answers

Answer: M = - 2/3

Step-by-step explanation:

Not sure this should be the answer tho

Answer:

M = - 2/3 Not sure.

Step-by-step explanation:

Verify if
x = 5
is a solution to
2x – 7 =13

Answers

Answer:

False, the answer is x = 10

Step-by-step explanation:

Move all terms that don't contain  x  to the right side and solve.

~Hoped this helped~

2x – 4 + x
Is the expression simplified?
Simplified
Not Simplified

Answers

Answer:

Not simplified

Step-by-step explanation:

Because there is 2x and x where you add it up to get 3x

Answer:[tex]\boxed{\boxed{\sf{No,This~expression~isn't~simplified.}}}[/tex]Solution Steps:

______________________________

1.) Combine 2x and x:[tex]2x+x=3x[/tex]

- To simplify this, all you have to do is combine like terms. In this case you have 2 [tex](x)[/tex] variables. So you just add/subtract them.

So your answer is [tex]\bold{x+4}[/tex].

______________________________

BRAINLIEST AND 5 STARS AND A THANKS
You survey the students in your class to find out what kinds of movies they
like to watch. The students were given the following choices: Comedy (C),
Horror (H), Drama (D), Action (A), Romance (R).
The following were the results of your survey:
C, C, R, R, D, R, H, H, C, A, A, R, A, A, A, R, R, H, H, H, C, H, A, R, D, D, D, D, H, R

Answers

Answer:

26% for romance and look in the explanation for other answer

Step-by-step explanation:

So to find a relative frequency you add up everything. so 30 for the results all together then you take whatever it focuses on and turn it into a fraction.

For question F it would be 8/30 or .26%

Then for the next answer the most popular movie genre would be romance at 26%.

Question H is more likely to pick for a movie which would least likely be comedy because its the lowest  in the class at 13%

I hope this helped I did my best to help.

First come first served (:

Answers

Answer:

10. 32

12. 5 1/3

14. 0.8

16. 3/6 or 1/2

18. 8 7/10

Step-by-step explanation:

10.

256/8=32

12. If 3/4 = 4 then 4/4=? to find how much 1/4 is, divide 3/4 (aka 4) by 3 to get

1 1/3. Then to find 4/4 multiply 1 1/3x4 to get 5 1/3

14.

4.80/6=0.8

16. If 2/3 = 1/3 then ?=3/3 to find how much 1/3 is, divide 2/3 (aka 1/3) by 2 to get 1/6. Then to find 3/3 multiply 1/6x3 to get 3/6 (simplifies to 1/2)

18. if 21 3/4 = 2 1/2 then ?=2/2 to find how much 1/2 is, divide 2 1/2 (aka 21 3/4) by 5 to get 4 7/20. Then to find 2/2 multiply 4 7/20x2 to get 8 14/20 (simplfies to 8 7/10)

Hope this helps have a blessed day :)

Helpppppppppppppppppppp

Answers

Answer:

y= -0.5x+5

Step-by-step explanation:

This is because the cash register is always subtracting 0.5 from a positive 3 on the gift card.

Hope this helped

I need help can someone help please

Answers

What do you need help on? There isn’t a picture or anything.

16. A fifteen passenger van is rented for a family vacation. The van rental is $75.00 per day, plus a $160.00 insurance fee. Which equation could be used to find x, the number of days the car be rented if they want to spend exactly $760.00 on the van rental?
A. 75.00 + 160.00x = 760 00
B. 75.00x - 160.00 = 760.00
C. 75.00 - 160.00x = 760.00
D. 75.00x + 160.00 = 760.00​

Answers

Answer:

Step-by-step explanation:

D

Max's height is 52.219 inches and Shelia's height is 52.36 inches. What is the height of the tallest person?

Answers

Answer:

Shelia would be.

Step-by-step explanation:

Her height would be 52.360 which is more than 52.219.

Therefore, Shelia is the tallest and the height of the tallest person would be 52.360.

2x + 9 = 23
2x=
?
Solve for x

Answers

Answer: x=7

Step-by-step explanation:

2x+9=23

2x=23-9

2x=14

X=14/2

Answer:

x=7

Step-by-step explanation:

2x+9=23

-9. -9

2x=14

/2. /2

x=7

Does this mean multiplication?


4(-9)

Answers

Answer:

Yes, it does mean multiplication.

yes. the answer will be -36. hope it helps you!

The scale drawing of a 10 foot long minivan has a scale factor 2 inches = 1 foot. how long is the minivan on the scale drawing?

Answers

Answer:

20in

Step-by-step explanation:

[tex]Length = 10*\frac{2in}{1ft} =20in[/tex]

2 inches = 1 foot for the scale factor then you would do 10x2 which equals 20 so the minivan is 20 inches for that scale drawing.

Select the equivalent number
HELP ASAP

Answers

Answer:

d

Step-by-step explanation:think dude  it d duh

-8>4+2v
How do you do this

Answers

Answer:

Step-by-step explanation:

-8 > 4 +2v ; subtract 4 from both sides

-8-4 > 4-4 +2v; calculate

-12 > 2v; divide both sides by 2

-6 > v

TO Know:

apply the same operation to both sides of inequality

if the operation is dividing or multiplying by a negative number change the direction of the inequality

PLEASE HURRY WILL GIVE BRAINLIST ​

Answers

Answer:

x = 51

Step-by-step explanation:

x = 180 - (2x - 8) - (180 - 153)

x = 180 - 2x + 8 - 27

3x = 180 - 27

3x = 153

x = 51

Answer:

80.5

Step-by-step explanation:

2x-8 + x =153

Part A
Using opposite operations, rewrite the equation so s2 is on one side of the equation by itself.


Part B
What is the opposite operation of squaring? Using this opposite operation, rewrite the equation from question 1 so s is by itself on one side of the equation.



Part C
The pyramid of Khufu, also known as the Great Pyramid of Giza, is one of the Seven Wonders of the World. Its volume is about 2,433,400 cubic meters, and its height is about 138 meters. Substitute these values into the equation from Part B, and solve the equation.



Part D
Search the Internet to find the length of each side of the base of Khufu’s pyramid. Does this length match your calculation?

Part E
Khafre was a son of Khufu. He also had a pyramid built, but it was not as big as his father’s. The volume of the Pyramid of Khafre is about 2,115,072 cubic meters, and its height is about 136 meters. Approximate the length of each side of the base?

Part F
Search the Internet to find the length of each side of the base of Khafre’s pyramid. Does this match your calculation?

Part G
About how much longer are the side lengths of the base of Khufu’s pyramid than Khafre’s?

Answers

Answer:

Part A: S^2= 3V/H

Part B: S =[tex]\sqrt{3\frac{v}{h} }[/tex]

Part C: s=√3* 2,433,400 /138=230 metres

Part D: This website says that the length of Khufu's Pyramid is about 230 meters. My calculation was correct.  

Part E: S = √3*2,115,072/ 136 =216 metres

Part F: The length of Khafre's pyramid is about 215.5  My calculation was a little off, but not by much.

Part G: 14 meters longer

Step-by-step explanation:

Part A:

I am going to solve:

So,

V=1/3 [tex]HS^{2}[/tex]

Then, multiply both sides by 3:

V x 3= 1/3 [tex]HS^{2}[/tex] x 3

So,

3V=[tex]HS^{2}[/tex]

Then, we divide by H:

[tex]\frac{3V}{H}[/tex]=[tex]\frac{HSs^{2} }{H}[/tex]

So,

[tex]\frac{3V}{H}[/tex]= [tex]s^{2}[/tex]

Then switch sides:

[tex]s^{2}[/tex]= [tex]\frac{3V}{H}[/tex]

I hope this helps!

Jia has $44,000 in a savings account. The savings collect interest at a 6% annual rate that compounds every year. How much money will be in Jia's account after 2 years?

Answers

Answer:

the answer is ieff = 2% - 3.24%

ieff = - 1.24% = -0.0124

Therefore the money left after 1 year would be:

F = 44,000 * (1 – 0.0124)

F = 43,454.4

So the amount of money lost is:

lost = 44,000 - 43,454.4

lost = $545.6

plz mark me as brainly

Step-by-step explanation:

How would I find the difference of 7/8 - 1/3 ?

Answers

Answer:

[tex]\frac{13}{24}[/tex]

Step-by-step explanation:

We have two fractions and are being asked to subtract them.

7/8 and 1/3 don't have the same denominator, so to do as so, we need to find the LCM of both denominators, multiply them to that, and do the same for the numerators.

So what is the LCM (Least Common Multiple) of 8 and 3?

24.

Therefore :

[tex]\frac{7 * 3}{8 * 3} - \frac{1*8}{3*8}[/tex]

[tex]\frac{21}{24} - \frac{8}{24}[/tex]

[tex]\frac{13}{24}[/tex]

Answer:

13/24

Step-by-step explanation:

1. Common denominator:

common denominator = 24

multiply bottom and top so from 8 to 24 is 8x3, so multiply by three and what you do to the bottom you do to the top so,

7/8: 8 x 3 = 24 and 7 x 3 = 21 so the new fraction is 21/24.

Do the same to the other fraction: 1/3 multiply top and bottom by 8 because 3 x 8 = 24.

1/3 = 8/24

Now just subtract:

21/24 - 8/24 = 13/24 (There is your answer)

What is the simplified base for the function f(x) = 2(7272x)?
02
O 3
O 9
O 18

Answers

Answer:

C.9

Step-by-step explanation:

The simplified base for the function given is 9.

What is a function?

A function in math is a rule or expression that defines a relationship between one variable (the input or independent variable) and another variable (the output or dependent variable). A function assigns to each input exactly one output.

Given that, a function f(x) = 2(∛27)²ˣ, we need to find its simplest base,

So,

f(x) = 2(∛27)²ˣ

= 2(3)²ˣ [∵ 3³ = 27, ∴ ∛27 = 3]

= 2(3²)ˣ

= 2(9)ˣ

Hence, the simplified base for the function given is 9.

Learn more about functions, click;

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3(x + 8) - 2 = 43 ???​

Answers

Answer:

x = 7

Step-by-step explanation:

3(x + 8) - 2 = 43

3x + 24 - 2 = 43

3x + 22 = 43

      -22   -22

3x = 21

divide by 3

x = 7

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