5/7(14-21x)=115
what is the answer?

Answers

Answer 1

Answer:

-7

Step-by-step explanation:


Related Questions


Group of answer choices

24

25.7

28.1

29.8

Answers

Answer:

b i think

Step-by-step explanation:

a company can buy packages of 500 sheets of paper for $4. At this rate, how much paper can bet bought for $2000​

Answers

Answer:

2000/4×500=250000sheets

Step-by-step explanation:

Which set of numbers could represent the lengths of the sides of a right triangle?
O 16, 32, 36
O 8, 12, 16
O 3,4, 5
O 9, 10,

Answers

Answer:

3,4,5

Step-by-step explanation:

Here, we want to select the set that could work and the sides of a right angled triangle

the correct answer is 3,4,5

These set are called a Pythagorean triple

This is because adding the square of the two smaller number will give the square of the largest number

What we are saying here is that by adding the square of 3 and 4, we get the square of 5 which illustrates that Pythagoras theorem works for the set

The hypotenuse of a 45°-45°-90° triangle measures 7 StartRoot 2 EndRoot units.

A right triangle is shown. The hypotenuse has a length of 7 StartRoot 2 EndRoot and the lengths of the other 2 sides are congruent.

What is the length of one leg of the triangle?

7 units
7 StartRoot 2 EndRoot units
14 units
14 StartRoot 2 EndRoot units

Answers

Answer:

7 units

Step-by-step explanation:

Given is a 45°-45°-90° triangle.

Measure of Hypotenuse = 7 StartRoot 2 EndRoot units.

In a 45°-45°-90° triangle, measures of perpendicular legs is one upon square root 2 times of the measure of Hypotenuse.

[tex] \therefore \: measure \: of \: one \: leg \\ \\ = \frac{1}{ \sqrt{2} } \times 7 \sqrt{2} \\ \\ = 7 \: units[/tex]

Answer:

A. 7 units 2021 edg

Step-by-step explanation:

Estimate the difference

2.8/9 - 2. 7/1


A. 2

B. 1

C. 0

Answers

Answer:

C. 0

because 2.8/9 <1

and 2.7>1

so 2.8/9 -2.7 <_ 0

HELPPPPPPOPPOPPPPP???

Answers

z = 106

y = 74

Since angle 74 and angle y are the same sizes, you can know for a fact they are the same measurments. Next, you would do 74(2) and that would get you 148. 360 - 148 is 212. 212/2 is 106. TADAAAAA. That's the answer.

1. An initial population of 10 cats triples every year. How many cats will there be in 5 years? Make a table and
graph your results.

Answers

Answer:

150

Step-by-step explanation:

file is graph

9 ,6 ,3, 0, -3, -6

b) Work out, in terms of n, the nth term of the sequence.

Answers

The answer is -3n + 12

PLSSSS HELPPPPPP!!!!!

Answers

Answer: Gordon Types 74 words per minute

They type 74 words per minute hope this helped

I'm stuck and I need help quick

Answers

Answer:4

Step-by-step explanation:

The square root of 9 is 3, 3 multiplied by 2 is 6, and 10 - 6 =4.

What is true about 3×9, guys can you help I a little confused

Answers

Answer:

27

Step-by-step explanation

have a great day

Answer:

3*9=27

Step-by-step explanation:

The thing that is true about 3*9 is that it is also equal to 9*3.

Hope this helped!! :)

does the graph represent a function?

Answers

Yes it does
..........

please help stuck on this question

Answers

A. 150 I believe is correct because the angle of 8 is 150 right? Well if 5 is on the opposite side of 8 with the SAME ANGLE you would have the same equaling number. Therefore try A. Sorry if that’s wrong

Answer:

C) 30

Step-by-step explanation:

As, angle 8 = 150°

So angle 6 = 30°

As, they are supplementry to each other

Now, Angle 5 + Angle 6 = 180°

So,as angle

So, Angle 5

Angle 5 + 30° = 180°

Angle 5 = 180° - 30°

Angle 5 = 150°

So therefore, Angle 5 = 150°

Isabel finished her history assignment in 1/5 hours. Then she completed her math assignment in 1/2 hours. What was the total amount of time Isabel spent doing these two assignments?

Write your answer as a fraction in simplest form.

Answers

Answer:70/100 or 7/10

Step-by-step explanation:

one hour is 60 mins

1/5 of an hour is 12 mins

1/2 of an hour is 30

30 + 12 = 42

42/60 simplified is 7/10

Find the value of x. Give the answer in simplest radical form.

PLEASE HELP

Answers

The answer is 7 or 7.07. Hope this helps

Solve number 1 that is in the image

Answers

Answer:

120, 15

Step-by-step explanation:

Answer:

15,120

Step-by-step explanation:

x-axis-15(read vertically)

y-axis-120(read horizontally)

Does bin width matter when it comes to histograms? Why or why not?

Answers

Answer:

Avoid histograms with small bin widths that group data into lots of bins. A histogram constructed with small bin widths will show the distribution as a “pancake.” so no it does not help us see the pattern in the data.

Step-by-step explanation:

Why did most ancient cultures writ out their mathematical texts in words

Answers

Answer:

They had no numeral for zero in their number system.

Without a zero, it is hard to accurately represent real world problems. This makes it easier to use words rather than numbers.

Step-by-step explanation:

make it braintliest please

Please help it It is in photo

Answers

Answer:

its the second i hope that helped

Calculate these, and write each awnser in Standard Form.

Answers

Step-by-step explanation:

Do you need answers to all of them of some of them?

1. (4.5×10¹²)÷(9×10^10)

(45×10^-1×10¹²)÷(9×10^10)

(45×10¹¹)÷(9×10^10)

(45÷9)×(10¹¹÷10^10)

5×10

if you need help with the others kindly let me know

Solve the inequality *
5< -2x + 5 < 25

Answers

Answer:

[tex]\huge\boxed{-10<x<0\to x\in(-10;\ 0)}[/tex]

Step-by-step explanation:

[tex]5<-2x+5<25\qquad|\text{subtract 5 from all sides}\\\\0<-2x<20\qquad|\text{change all signs}\\\\0>2x>-20\to -20<2x<0\qquad|\text{divide all sides by 2}\\\\-\dfrac{20}{2}<\dfrac{2x}{2}<\dfrac{0}{2}\\\\-10<x<0[/tex]

If you can help I’m still learning

Answers

Answer:

It’s +16

Step-by-step explanation:

If the sales tax rate is 8%, how much tax would Luis pay for a pair of pants for $18 and two shirts for $9.99 each?

Answers

Answer:

$3.04 (rounded to nearest cent)

Step-by-step explanation:

Total cost without tax = $18 + $9.99 × 2

                                    = $37.98

Tax = [tex]\frac{8}{100}[/tex] × $37.98

      = $3.04 (rounded to nearest cent)

–7 y = –28


Answer:
y = ?

Answer the ? Mark pls

Answers

Answer:

y=4

Step-by-step explanation:

-28 divided by -7 equals to 4

Hope this helps!!

Answer: y = 4

Step-by-step explanation:

-7y/-7 = -28/-7 So, Both the -7's cancel out and your left with y= you divide -28 by -7. When you divide both of the numbers you get a positive 4.

Lois is riding in the country. after riding her bike at a constant speed for 4 hours, she finds that she traveled a distance of 52 miles. Lois wants to know the rate, r, at which she was biking. Drag and drop these tiles to complete the equation Lois could use to determine the rate she was biking.

Answers

she is going 13 miles an hour or 52 divided by 4

Answer:

13 mph

Step-by-step explanation:

When you divide 52 (total miles) by 4 (hours biked) you get 13 as your answer.

Class A has 20 pupils and class B has 19 pupils.
Both classes site the same maths test
The mean score for class A is 33.
The mean score for class B is 62
What is the mean score (rounded to 2 DP) in the maths test across
both classes?​

Answers

Answer:

47.5

Step-by-step explanation:

33+62=95

95/2=47.5

help please i’ll give brainliest.

ΔABC is similar to ΔFED. Answer the questions to find the length of DF .


1. Which side in ΔFED does AB in ΔABC correspond to?
Write your answer in the space below.


2. Which side in ΔFED does CB in ΔABC correspond to?

Answers

Step-by-step explanation:

ΔABC is similar to ΔFED.

AB are the first 2 letters in ΔABC. Similarly, FE are the first 2 letters in ΔFED.

Hence side AB corresponds to side FE.

CB are the last 2 letters in ΔABC. Similarly, DE are the last 2 letters in ΔFED.

Hence side CB corresponds to side DE.

Answer:

1.  EF in ΔFED corresponds to AB in ΔABC.

2. DE in ΔFED corresponds to CB in ΔABC.

3. The length of DF is 10.

Step-by-step explanation:

Given: ΔABC is similar to ΔFED. Find the length of DF.

To Find: The length of side DF in ΔFED

Since, ΔFED is a right-angled triangle and also similar to ΔABC,

Applying similarity of triangles principle,

AB = 4  ,  EF = 8

BC = 3  ,  DE = 6

Now, applying Pythagorean theorem on ΔFED,

Hypotenuse² = Length² + Base²

⇒ DF² = DE² + EF²

⇒ DF² = 6² + 8²

⇒ DF² = 100

⇒ DF = √100

⇒ DF = 10

Final Answer: Hence the length of side DF is 10.

Please answer!! Screenshot attached

Answers

Answer:

there is a website where you can make triangles and that would get it 4 u

Step-by-step explanation:

Please help me I'm really confused on how you figure these out ​

Answers

Answer:

i think it is not related

Step-by-step explanation:

hope this helps <3

Arlinda is participating in her school reading
challenge. She reads 40 books in 6 months. If 26
of the books are fiction, then what percent of the
books that she read are non-fiction?

Answers

Answer:

14

Step-by-step explanation:

40-26=14 so therefore 14% of the books are non-fiction

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