Need help please thanks :)

Need Help Please Thanks :)

Answers

Answer 1

Answer:

800 ft, you should write ur own sentence tho

Step-by-step explanation:

520 - (-280) = 800


Related Questions

PLS HELP ILL PUT U AS BRAINLIST AND FOLLOW U

Answers

Answer:

76cm^2

Step-by-step explanation:

Can be divided in three parts

Part 1; Area= 6×2

=12cm^2

Part 2; Area= 2×2

=4cm^2

Part 3; Area= 10×6

=60cm^2

Add them; 60+4+12

76

Answer:

area 1

10x6

=60

area 2

2x4

=8

area 3

2x4

=8

total area is 60+8+8

total area is 76m²

Solve (4 - 5i)(-5 + i)
write answer in the form of a+bi
show all steps

Answers

(4-5i)(-5+i)
= 4x-5 + 4xi + -5i x -5 + -5ixi
= -20 + 4i +25i -5i²
Use Foil, or the box method to multiply
4 -5i
-5 -20 25i
i 4i -5i^2

Combine like terms
-5i^2 +29i -20

By definition i^2 is equal to -1
Plug it in
-5(-1) +29i -20
29i -20 + 5

ANSWER:
29i -15

Dan walks around the block. The block is 200 feet wide and 800 feet long. How many feet did he walk?

Answers

Answer:

2000 feet

Step-by-step explanation:

200*2=400

800*2=1600

400+1600=2000

Toy cars cost $2. If Anna bought 4 toy cars and 5 toy airplanes and spent $38, how
much does a toy airplane cost?

Answers

Answer: A toy airplane costs $6

Step-by-step explanation: Because 4 toy cars cost $8 , then there are $30 for 5 toy planes. One toy plane cost 30/5 = $6

2
4
5
3
help me find x

Answers

Answer:

Step-by-step explanation:

5x =2x+9(corresponding angles are always equal)

5x-2x=9

3x=9

x=9/3

x=3

The function f(x) = 1.25x^2 models the packaging costs, in cents, for a box shaped like a rectangular prism.

Answers

Answer:

Me too, I need this 12

Step-by-step explanation:

Ughh

Andrea used 4 1/3 yards of material to make a dress she has 1 1/4 yards left over how much material did Andrea start with

Answers

Answer:

[tex]1\frac{7}{12}\quad[/tex]  yards [tex]\left(\mathrm{Decimal:\quad }\:1.58333\dots \right)[/tex]

Step-by-step explanation:

To find how much Andrea started with, subtraction is needed. To subtract, we need to set up fractions;

[tex]4\frac{1}{3}-\frac{11}{4}[/tex]

Convert the mixed number to an improper fraction: [tex]a\frac{b}{c} = \frac{a \cdot c+b }{c}[/tex]

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

[tex]=\frac{13}{3}[/tex]

[tex]=\frac{13}{3}-\frac{11}{4}[/tex]

Least common multiplier: 3,4 = 12

Adjust fractions based on the LCM

[tex]=\frac{52}{12}-\frac{33}{12}[/tex]

Apply the fraction rule: [tex]\quad \frac{a}{c}-\frac{b}{c}=\frac{a-b}{c}[/tex]

[tex]\frac{52}{12}-\frac{33}{12}=\frac{52-33}{12}[/tex]

[tex]=\frac{52-33}{12}[/tex]

Add the numbers: [tex]52-33=19[/tex]

[tex]=\frac{19}{12}[/tex]

Convert the improper fraction to mixed numbers: [tex]Quotient \frac{Remainder}{Divisor}[/tex]

[tex]\frac{19}{12}=1\frac{7}{12}[/tex]

[tex]=1\frac{7}{12}[/tex]

Therefore, Andrea started with [tex]1\frac{7}{12}[/tex] yard material.

What is the 50th term of the sequence that begins -6,0,6,12
a. 292
b. 288
c. 286
d. 290

Answers

C. the answer would be 286

Answer:

The 50th term of the sequence that begins with - 6 is 288.

Step-by-step explanation:

Definition of Arithmetic Progression

An arithmetic progression, also known as an arithmetic sequence, is a set of numbers in which the difference between successive terms remains constant. The sequence 5, 7, 9, 11, 13, 15,... is, for example, an arithmetic progression with a common difference of 2.

Formula -[tex]$a_{n}=a_{1}+(n-1) d$[/tex]

The given sequence is − 6, 0, 6, 12,

It is in arithmetic progression as the common difference between all consecutive numbers is 6.

Let a1 be the first term and d be the common difference.

Therefore, a1 = - 6 and d = 6

For 50th term, a50 = a1 + (n - 1) d

= - 6 + (50 - 1) 6

= - 6 + 49 × 6

= - 6 + 294

= 288

Thus, the 50th term of the sequence is 288.

Learn more about arithmetic progression here-https://brainly.com/question/24462795

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Work out the value of x when 2^30/8^9=2^x step by step explan please
please i need explanation >"

Answers

Answer: Write the expression in exponential form with the base of 2 like this 2^30/8^9= 2^3=2^x since thebases are the same, set the exponents equal. 3=x swap sides x=3

Step-by-step explanation:

Type the correct answer in the box. The product of (3 - 4) and is 25.​

Answers

Answer:

3+4i

Step-by-step explanation:

let x be the answer

(3-4i)x=25

x=25/(3-4i)

multiply by the conjugate

x=(25(3+4i))/25

x=3+4i

Step-by-step explanation:

solution

2/7 of 3/4= 2/7×3/4=

(2×3)/ (7×4)

Ans = x= 3+4i

Solve for j jj. j − 2 + 7 = − 12 −2 j ​ +7=

Answers

Answer:

j= -10/3

Step-by-step explanation:

j - 2 + 7 = - 12 - 2j + 7

*add -2 and 7 to get 5

j + 5 = -12 - 2j + 7

*add -12 and 7 to get -5

j + 5 = -5 - 2j

*add 2j to both sides

3j + 5 = -5

*subtract 5 from both sides

3j = -10

*divide both sides by 3

j= -10/3

Write the equation of a line that goes through the points (2, -2) and (1, -8)

show work i will appreciate it

Answers

Answer:

y=6x-14

Step-by-step explanation:

m=-8-(-2)/1-2

m=-8+2/1-2

m=-6/-1

m=6

y-y1=m(x-x1)

y-(-2)=6(x-2)

y+2=6x-12

y=6x-2-12

y=6x-14

Boston , Massachusetts, and buffalo, New York, are hit by snowstorms that last 3 days . Boston accumulates snow at a rate of 1.5 feet every 36 hours. Buffalo accumulates snow at a rate of 0.01 inches every minute.
What is the ft and in

Answers

Question is ;

Complete question is;

Boston , Massachusetts, and buffalo, New York, are hit by snowstorms that last 3 days . Boston accumulates snow at a rate of 1.5 feet every 36 hours. Buffalo accumulates snow at a rate of 0.01 inches every minute.

Which city accumulates more snow in 3 days? How much more snow?

Answer:

- Boston accumulates more snow in 3 days.

- It accumulates 0.6 ft of snow more than Boston

Step-by-step explanation:

Boston accumulates 1.5 feet of snow every 36 hours.

Number of hours in 3 days = 24 × 3 = 72 hours.

Thus, In 72 hours, Boston would have accumulated; (1.5 × 72)/36 = 3 feet of snow.

Now, Buffalo accumulates 0.01 inches of snow every minute.

In 3 days, number of minutes we have = 60 × 24 × 3 = 4320 minutes

Thus, total snow accumulated in 3 days = 0.01 × 4320/1 = 43.2 inches

Now, let's convert this to ft;

12 inches = 1ft

Thus; 43.2 inches = 43.2 × 1/12 = 3.6ft

Thus, Buffalo accumulates more snow in 3 days.

It accumulates 0.6 ft of snow more than Boston

Find the H.C.F. of 8, 12, and 20

Answers

Answer:

it is 4

Please Mark Brain list answer

Hope it helps you.

Answer:

4

Step-by-step explanation:

2 8 12 20

2 4 6 10

2 3 5

:2*2=4

ASAP
What is the area of this composite figure?
150 mm
1
55 mm
210 mm
1
1
155 mm

Answers

Answer:

9,900 millimeters squared

Step-by-step explanation:

Hope that helped

POSSIBLE PONTS 10
6. Which of the following visual representations correctly displays a relationship between sets of real numbers?
F
H.
Irrational
Real
Rational
Irrational
Rational
Real
Real
Rational Real Irrational
Rational
Irrational

Answers

Answer:

hey there buddy

Step-by-step explanation:

At the end of 7 years, an investment with a discount rate of 12% is worth $300. What is the present value?

The present value is $ _____

Answers

Step-by-step explanation:

Apr=Annual × percentage× rate

7years × 12% × $300

= 36000.

The present value of the annuity will be $135.

What is present value?

The current value of a certain amount in the future by methods of charging compounded interest is known as present value. By using the given information, the present value can be calculated as,

[tex]\rm Present\ Value= FV\ x\ \dfrac{1}{(1+r)^n}\\\\\rm Present\ Value=300\ x\ \dfrac{1}{(1+0.07)^1^2}\\\\\rm Present\ Value=\$135.70[/tex]

Hence, the present value is calculated as above.

Learn more about present value here:

https://brainly.com/question/17322936

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Q9 A gardener wants to build this greenhouse in the top right hand corner of her garden.
This is a sketch plan of her garden.
2.5m
5.5m
greenhouse
2m
here
5.5m
2.5m
She will leave a 50cm space between the greenhouse and the edge of the garden.
She wants a scaled plan of the garden showing the position of the greenhouse.
Draw a scale plan. Put the scale you use on the plan.​

Answers

Answer:

See attachment for drawing

Step-by-step explanation:

Given

See attachment for sketch of plan

Required

Draw a scaled plan

From the question, the garden has the following dimensions.

5.5m, 5.5m, 4m and 2.5m

Using a scale of 1m : 50 cm units, the above measurements will be represented as:

[tex]5.5m \to \frac{5.5m}{50cm} \to \frac{5.5m}{0.5m} \to 11cm[/tex]

[tex]4m \to \frac{4m}{50cm} \to \frac{4m}{0.5m} \to 8cm[/tex]

[tex]2.5m \to \frac{2.5m}{50cm} \to \frac{2.5m}{0.5m} \to 5cm[/tex]

From the question, we understand that there will be 50cm space between the greenhouse and the edge.

On the scale drawing, this will be represented as:

[tex]50cm \to \frac{50cm}{50cm} \to 1cm[/tex]

From the question, the green house has the following dimensions.

2m, 2.5m

On the scale drawing, this will be represented as:

[tex]2m \to \frac{2m}{50cm} \to \frac{2m}{0.5m} \to 4m[/tex]

[tex]2.5m \to \frac{2.5m}{50cm} \to \frac{2.5m}{0.5m} \to 5m[/tex]

See attachment 2 for scale drawing

(x+5)(x+1)+(x+5)(x+8)

Answers

Answer:

2x² + 19x + 45

Step-by-step explanation:

(x + 5)(x + 1) + (x + 5)(x + 8) ← expand both sets of factors using FOIL

= x² + 6x + 5 + x² + 13x + 40 ← collect like terms

= 2x² + 19x + 45

What is the range of the function in the graph?

Answers

Answer:

20 ≤ y ≤ 70

Step-by-step explanation:

Range is the possible outout values

20 ≤ y ≤ 70

Find the distance between the two points rounding to the nearest tenth (if necessary)

(8,7) and (1,-2)

Answers

You can easily look it up… so here is a pic

Answer:

≈ 11.4

Step-by-step explanation:

Calculate the distance using the distance formula

d = [tex]\sqrt{(x_{2}-x_{1})^2+(y_{2}-y_{1})^2 }[/tex]

with (x₁, y₁ ) = (8, 7) and (x₂, y₂ ) = (1, - 2)

d = [tex]\sqrt{(1-8)^2+(-2-7)^2}[/tex]

   = [tex]\sqrt{(-7)^2+(-9)^2}[/tex]

   = [tex]\sqrt{49+81}[/tex]

   = [tex]\sqrt{130}[/tex]

   ≈ 11.4 ( to the nearest tenth )

how do ratios work. is there trick you can use to do very ratio

Answers

Answer:

[tex]\frac{5}{8} :\frac{y}{24}[/tex]

Cross multiply.

y × 8 = 24 × 5

Simplify.

8y = 120

Divide each side by 8.

8y ÷ 8 = 120 ÷ 8

Simplify.

y = 15

[tex]\frac{6}{8} :\frac{y}{24}[/tex]

You can simplify 6/8.

[tex]\frac{3}{4} :\frac{y}{24}[/tex]

Cross multiply.

y × 4 = 3 · 24

Simplify.

4y = 72

Divide each side by 4.

4y ÷ 4 = 72 ÷ 4

Simplify.

y = 18

Avery is currently making $14 per hour at her job. Her boss gives her a 15% raise for showing good work ethic.

If she works 40 hours per week, how much more will Avery be making than before her 15% raise?
A.$15.00
B.$280.00
C.$84.00
D.$116.00

Answers

Answer:

C)  $84

Step-by-step explanation:

40 x 14 = 560

she made $560 prior to raise

14 x 1.15 = 16.10

her new hourly rate is $16.10

40 x 16.1 = 644

she now earns $644 per week

644 - 560 = 84

Helen made a scale drawing of an office building. A desk, which is 6 feet long in real life, is 2 inches long in the drawing. What scale did Helen use for the drawing

Answers

Answer:

1 inch =  3 feet

Step-by-step explanation:

A scale drawing is a reduced form in terms of dimensions of an original image / building / object

the scale drawing is usually reduced at a constant dimension

scale of the drawing = original dimensions / dimensions of the scale drawing

6 /2 = 3

1 in = 3 feet

The BEEEST answer will get brainliest. Also, I NEED HELP, I'm STUCK!


A sample proportion of 0.36 is found. To determine the margin of error for this statistic, a simulation of 100 trials is run, each with a sample size of 50 and a point estimate of 0.36.


The minimum sample proportion from the simulation is 0.28, and the maximum sample proportion from the simulation is 0.40.


The margin of error of the population proportion is found using half the range.


What is the interval estimate of the true population proportion?

A.)(0.24, 0.48)

B.)(0.30, 0.42)

C.)(0.22, 0.50)

D.)(0.20, 0.52)

Answers

Answer:

(0.30, 0.42)

Step-by-step explanation:

i took the test :)

1. There are two small rectangles in this picture that make one large rectangle. How
could
you
find the area of the large rectangle?
10
My thoughts/workspace
3
5
What is the area of the large rectangle?
units?

Answers

Answer:

Finding the area of a large rectangle is A = l × b

Step-by-step explanation:

A= Area, while I=length and B= the base, the way to find the area of the big one is by finding the area of the small ones first then adding them together,

Example: (a=lxb) + (a=lxb) = Area of big rectangle

Lines L and M are parallel
LY
3
2/5
16
38° 7
- М
Find : mz6
Enter the number that
belongs in the green box
?
Someone help me please?

Answers

Answer:

38 degrees

Step-by-step explanation:

Angle 6 and the angle that we already know the measurement of are vertical angles.

And vertical angles are always equal to each other, so that means that the measure of angle 6 is also 38 degrees.

what is the volume of this prism

Answers

144 i believe sorry if i am wrong

Re-write the quadratic function below in Standard Form
y = 9(x - 1)(x + 3)

Answers

y=9(x^2+3x-x-3)
y=9(x^2+2x-3)
y=9x^2+18x-27

1 1/8 x 2/3 x 2 = ? as a fraction

Answers

Answer:

11/8 × 2/3 × 2/1

= (11 × 2 × 2)/(8 × 3)

= 44/24 = 11/6