factorise fully 9b-3b2

Answers

Answer 1

Answer:

3b(3-b) is the answer

Step by step explanation : take out the most common factor which is 3b


Related Questions

Find the slope of the line that passes through (1, 17) and (10, 10).

Answers

Answer: slope=-7/9. 10-17/10-1=-7/9

HELP ME!!!! PLZ!!!!

The determinants of the minors of the first-row entries are _____ .
11, -20, 23
11, -16, 26
13, -20, 23
13, -16, 26
The determinants of the minors of the second-row entries are______ .
-21, 5, -24
-21, 7, -28
-18, 7, -28
-18, 5, -24
The determinants of the minors of the third-row entries are_______ .
4, 9, -14
4, 8, -12
6, 8, -12
6, 9, -14

Answers

Answer:

The picture below. (11, -20, 23) , (-21, 5, -24),  (6,9,-14)

The 6th grade yearbook committee pays $15.00 for each yearbook and $19.95 shipping fee for the entire order. What formula represents the amount of money the committee will pay for any order? Let n = number of yearbooks and c=cost of the order.

Answers

Answer:

The good kind

Step-by-step explanation:

Yes

Answer:

15n+19.95=c

Step-by-step explanation:

15 per yearbook plus 19.95 equals the total cost

Lorna earns P71.75 per hour for gardening. If she will work for 21 hours
this month, then how much will she earn?

Answer this or u will die ​

Answers

Answer:

Step-by-step explanation:

1,506.75

Answer:

The answer is 1506.75

Step-by-step explanation:

Since they say the hourly rate is 71.75, and Lorna is working for 21 hours, then all we have to do is multiply 71.75 and 21 to get 1506.75.

-
TE
3
The students in one classroom sold tickets to the talent show They
sold 200% of the amount of tickets that they sold last year. If they
sold 40 tickets this year, how many did they sell last year?




(Worth 20 points)

Answers

Answer:The students in one classroom sold tickets to the talent show They

sold 200% of the amount of tickets that they sold last year. If they

sold 40 tickets this year, how many did they sell last year?

Step-by-step explanation:

Will I

Answer:

n = 20

Step-by-step explanation:

%p * n = m

200% * n = 40

n = 40 / 200

n = 40 / 2

n = 20

Kayla takes 7 hours to mow 2 lawns. At this rate, how long will it take her to mow 13 lawns?

Answers

Answer: at least 6 more hours

Step-by-step explanation:

Answer:

45 hours and a half

Step-by-step explanation:

Divide 7 by 2. Multiply 7 by 13

the property taxes on your home will go up 6% next year. Currently, you pay $2,500 . How much will you pay next year?

Answers

ANSWER:
2,650 $

Explanation

100%= 2,500
10%= 250$
1%= 25$

25$ * 6%= 150$=
150$ + 2,500$ = 2650

Find the
X.
х
48
55
x = [?]

Answers

Answer2x^2

Step-by-step explanation:

Suppose you are an aerospace engineer. It is your job to design a new type of fighter jet, and you have already been given a model for it. The actual jet is to be 50 times as large as the model. The dimensions of the model are as follows: Length: 3 feet Width: 6 inches Height: 0.3 feet Find the dimension of the actual jet​

Answers

Answer:

150 ft length 35ft width and 15ft height

Step-by-step explanation:

please help me
is importe ​

Answers

It is D you are on it

Answer

D. 20

Explanation

The common denominator of fractions is the least common multiple of the denominators.

The least common multiple of 4 and 5 is 20.

Therefore the common denominator of 1/4 and 3/5 is 20.

1
2
9
as an improper fraction.

Answers

Answer:

11/9

Step-by-step explanation:

Step 1

Multiply the denominator by the whole number

9 × 1 = 9

Step 2

Add the answer from Step 1 to the numerator

9 + 2 = 11

Step 3

Write answer from Step 2 over the denominator

        11/9

The improper fraction which is equivalent to  [tex]1 \frac{2}{9}[/tex]   is [tex]\frac{11}{9}.[/tex]

To convert the mixed number [tex]1 \frac{2}{9}[/tex]  into an improper fraction, you need to multiply the whole number (1) by the denominator (9) and add the numerator (2).

The result becomes the numerator, and the denominator remains the same.

To do this multiply the whole number (1) by the denominator (9):

[tex]1 \times 9 = 9[/tex]

Add the numerator (2) to the result:

[tex]9 + 2 = 11[/tex]

So, the improper fraction equivalent of  [tex]1 \frac{2}{9}[/tex]   is [tex]\frac{11}{9}.[/tex]

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Convert  [tex]1 \frac{2}{9}[/tex]  as an improper fraction?

-4x4x(-3x2+9) what is the answer this question on my math homework

Answers

Answer:

-48

Step-by-step explanation:

-4x4x(-3x2+9)=-48

Answer:

12x^7−36x^5

Step-by-step explanation:

Two eights of the championship football game tickets sold for under $30. One eighth of the tickets sold for more than $100. What fraction of the tickets sold for an amount between $30 and $100?

Answers

Answer:

3/8

Step-by-step explanation:

three eighths I believe

Four times the sum of three consecutive integers is 180. What are the three integers?

Answers

45*4=180 so the answer is 45

Sarah says that 19 divided by. 9 equals 9 divided by 4 because both are 2r1 show here mistake using decimal division. How do I find out how she’s wrong?

Answers

9*4=36 and 19/9 isn’t the same

4. David hikes 2 1/4 miles in 1/2 hour. At this rate how long will it take him to walk 1 mile? If he walks for 1 hour,
how far will he have gone? yes

Answers

Answer: 4.50 miles.

Step-by-step explanation:

David hikes 2 1/4 miles in 1/2 hour. To make it easier, we can turn the fractions into decimals.

David hikes 2.25 miles in 0.5 miles.

The ratio of miles hiked to the hours hiked is 2.25 : 0.5. For every 0.5 hours, David hikes 2.25 miles.

To find how many miles David walks in 1 hour, we should multiply the original ratio by 2. 0.5 x 2 = 1, and we need to find how far David walks in 1 hour.

If David hikes 2.25 miles in half an hour, then he will walk 4.50 miles in 1 hour. So the answer is that David will walk 4.50 miles in 1 hour.

2. A graphic designer is creating an advertisement for a tablet. She needs to enlarge the picture so that 2
Inches on the scale drawing will correspond to 5 Inches on the actual advertisement. If the dimensions
of the scale drawing are 3 Inches by 4 inches, what will be the length and width of the tablet on the
actual advertisement
PLEASE HELP ASAP!

Answers

Answer:

lol the answer is 49

Step-by-step explanation:

hope this helps <3

differentiate y=log7(x^5+x)

Answers

Answer:

Step-by-step explanation:

Does log7(x^5+x) mean log₇(x⁵+x) ?

1 A lawnmower that regularly sells for $200 is on sale for $85. Find the % of change that the price was decreased by ??? percent. Round to the nearest whole percent.

Answers

Answer:

The price changed by 92.5 %

Step-by-step explanation:

The regular price of lawn mover = 200 dollars

The new selling price = 85 dollars

Change in selling price = 200 -85 dollars = 115 dollars

% change == [tex]\frac{185}{200} * 100 = 92.5[/tex]

The price changed by 92.5 %

What is the circle the triangle and the square

Answers

Answer:

26

Step-by-step explanation:

○= 7

□=5

◇=4 (The triangle)

Please help I will mark Brainliest

Answers

the answer is 5 i think lol

Answer:

1. 8

2. 4

3. 5

4. 8/125

5. 4/3

6. 6

7. 8

8. 2

Given s(t) = t^3 - 8t + 9, evaluate s(3)

Answers

Answer:

s(3)=11

Step-by-step explanation:

s(t)=t^3-8t+9

Plug in 3 for t

s(3)=(3)^3 - 8(3) + 9

s(3)=27 - 24 +9

s(3)=11

I needddd helpppp asappppp

Answers

Answer:

Step-by-step explanation:

Part A: Slope of parallel lines are equal.

4x - 3y - 7 = 0 ⇔ y = [tex]\frac{4}{3}[/tex] x - [tex]\frac{7}{3}[/tex]

m = [tex]\frac{4}{3}[/tex]

y - 3 = [tex]\frac{4}{3}[/tex] ( x + 2 ) ⇔ y = [tex]\frac{4}{3}[/tex] x + [tex]\frac{17}{3}[/tex] ⇔ 4x - 3y + 17 = 0

Part B: Slope of perpendicular lines are opposite reciprocal.

[tex]m_{1}[/tex] × [tex]m_{2}[/tex] = - 1

[tex]m_{1}[/tex] = [tex]\frac{4}{3}[/tex]

[tex]m_{2}[/tex] = - [tex]\frac{3}{4}[/tex]

y - 3 = - [tex]\frac{3}{4}[/tex] ( x + 2 ) ⇔ y = - [tex]\frac{3}{4}[/tex] x + [tex]\frac{3}{2}[/tex] ⇔ 3x + 4y - 6 = 0

4/5x 1 2/3 plssssssssssssssssss help meeeee

Answers

Answer:

Assuming that "x" symbol indicates multiplication, the answer should be 4/3. If you need the decimal form, it would be 1.3. If you want the mixed number form, it'd be 1 1/3.

Step-by-step explanation:

4/5x 1 2/3

4/5 in decimal is 0.8

12/3 in decimal is 4

0.8 multiplied by 4 is 3.2

Therefore 4/5 x 12/3 = 3.2

 

The population of the UK is 64 million compared to the world's population of 7 billion (7000 million).

Write this proportion as a percentage, correct to 1 decimal place.

Answers

Answer:

0.009%

Step-by-step explanation:

64/7000*100=0.009142857%

The proportion of population in UK to the world population is 64 : 7000 or

0.9 %

What is Proportion?

The proportion formula is used to depict if two ratios or fractions are equal. The proportion formula can be given as a: b::c : d = a/b = c/d where a and d are the extreme terms and b and c are the mean terms.

Given data ,

Let the value of population in UK be = 64 milliom

Let the value of world population be = 7 billion

Now ,

The value of 1 billion = 1000 million

So , the value of 7 billion = 7 x 1000 million

The value of 7 billion = 7000 million

Now , the value of world population is = 7000 million

So , the proportion of population of UK to the world population is given by = value of population in UK : value of world population

And , the equation will be

The proportion of population of UK to the world population is = 64 : 7000

The proportion of population of UK to the world population is = 0.00914

The proportion of population of UK to the world population is = 0.9 %

Hence , The proportion of population in UK to the world population is

64 : 7000 or 0.9 %

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Please help I will put Brainliest!!!!

Answers

Answer:

Ill tell you the bases and exponents, 2 is the base and 2 is the exponent. 3 is your base and 2 is your exponent. 5 is your base and 3 is your exponent. 10 is your base and 3 is your exponent. 4 is your base and 2 is your exponent. 5 is your base and 2 is your exponent. 6 is your base and 2 is your exponent.

2^2
base: 2
exponent: 2
expanded notation: 2*2
standard notation: 4

3^2
base: 3
exponent: 2
expanded notation: 3*3
standard notation: 9

5^3
base: 5
exponent: 3
expanded notation: 5*5*5
standard notation: 125

10^3
base: 10
exponent: 3
expanded notation: 10*10*10
standard notation: 1000

4^2
base: 4
exponent: 2
expanded notation: 4*4
standard notation: 16

5^2
base: 5
exponent: 2
expanded notation: 5*5
standard notation: 25

6^2
base: 6
exponent: 2
expanded notation: 6*6
standard notation: 36

PLEASE HELP Christine walks 0.5 miles around the lake in 10 minutes.



What is the unit rate of her speed in miles per minute?

Answers

Answer:

Her speed is 0.05 miles per minute

Step-by-step explanation:

The unit rate of her speed in miles per minute is given by the number of miles divided by the number of minutes. So:

0.5 miles in 10 minutes. So

0.5/10 = 0.05 miles per minute

Her speed is 0.05 miles per minute

b) ¿Qué permite que las señales se transmitan por los nervios?​

Answers

Answer:

el cerebro quizas no se puede ser

PLEASEEEEEE HELPPPppppp

Answers

Answer:

A

Step-by-step explanation:

Solve the system by the substitution method. x + 3y = 1 y = - 2x - 17 Select the correct choice below and fill in any answer boxe A. The solution is (-10,3). (Type an ordered pair.) OB. There are infinitely many solutions O c. There is no solution.​

Answers

Answer:

C

Step-by-step explanation:

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