8th grade math pls help

8th Grade Math Pls Help

Answers

Answer 1

Answer:

6/4 = 3/2

just count the rise/run

Step-by-step explanation:

Answer 2

Answer:

The slope is 3/2

Step-by-step explanation:

We'll call the bottom point (-3,-2) and the top point (1,4). We could rise/run the rise would be 6 units and the run would be 4 units. And we can simplify 6/4 to 3/2.


Related Questions

Fiod the amountof tax and the tax rate. Round to nearest hundredth of a percent
Cost ofitem: $148
Selling price: $154.4
Tax amount: $
Tax rate: %

Answers

Answer:

Tax Amount: $6.40

Tax rate: 4.32%

Step-by-step explanation:

1. To get the tax amount, subtract the cost of the product from the selling price.

$154.40-$148.00 = $6.40

2. Divide the tax amount by the cost of the item.

6.40 ÷ 148=0.0432

3. Multiply by 100

0.0432 × 100 = 4.32%

When you have no clue what you’re doing

Answers

Answer:

25y^2 -20iy + 4i^2

Step-by-step explanation:

Theres an acronymn called Foil (first, ouside, inside, last) for expanding an expression like that

For this expression:

= (5y - 2i) (5y - 2i)

= 25y^2 - 10iy - 10iy + 4i^2

= 25y^2 -20iy + 4i^2

This is assuming that "i" is not the imaginary number "i"

is someone willing to help me with my math homework? i really don’t understand :/

Answers

What is the homework?

From 74 ft to 75 ft? And is it a increase or decrease

Answers

Answer:

Its an increase

1 ft difference

increasing i believe

I need help please!!!!!!!
Rex deposited $1,000 into an account that earns 4% compound interest, compounded annually.How much interest will Rex earn after 10 years?

Answers

Answer:

km

Step-by-step explanation:

Can someone help me with this 7th-grade math problem it is ratios I will give brainliest if it is correct so make sure it is correct

Answers

Answer:

c

Step-by-step explanation:

15 divided by 10= 1.5

21 divided by 14= 1.5

Answer: C is correct

Step-by-step explanation:

If you put in the fractions into a calculator you will see that both ratios are equal to 1.5

11 + 16 + 4 = ????????????

Answers

Answer:

31! :D

Step-by-step explanation:

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What is the solution to the system?
a+b=4
a=2b-8

Answers

B=4-a sorry if that’s not correct but I think it is

3/20 as a percent????

Answers

Answer:

15%

Step-by-step explanation:

Percent is 1/100

3/20 = 15/100 = 15 * 1/100 = 15%

Answer:15%

Step-by-step explanation:

I really need some help somebody

Answers

The answer is 3. This is because, where are you see f(x) and instead of the X it is -1, then X equals -1 and once you find the point of X negative one you’ll find the y point which is what it is looking for

Please help me with this problem!!!

Answers

Answer:

3 is the largest angle

solve for the last equation plss​

Answers

Answer:

Pretty sure the correct answer is just "f"

Step-by-step explanation:

expand all the parenthesis: fa + fh - fa/h

you can cancel out fa and -fa: fh/h

you can then cross out h on both sides which gives you f/1 or f

Convert 330 degrees to radians. Plz help

Answers

5.7595. i am not sure if i’m correct but it is the rounded version.

Answer:

HIHI! The correct answer you're looking for is 11pi/6 =) & I took the test too

Step-by-step explanation:

Braden bought 3 books off of Amazon.

Each book was $16.95

Shipping was $5.20

What was the total amount Braden paid for the books?

Answers

Answer:

Braden payed $66.45

Step-by-step explanation:

(16.95+5.20)x3

22.15x36

66.45

can someone help me

Answers

Answer:

If I drink juice, then it is breakfast time. if it is breakfast time, then I drink juice.

Step-by-step explanation:

Answer:

i think that it is B or C maybe

17 feet’s to 7 yards

Answers

Answer:

ok

Step-by-step explanation:

what’s the question??

Hi, could i please get some help with this I forgot the formula for it..... THANKS!!

Answers

Answer:

b = 12

Step-by-step explanation:

a² + b² = c²

a and b are the length of the sides in the right triangle and c is the hypotenuse.

since we know one leg and the hypotenuse, we can find the other leg.

9² + b² = 15²

81 + b² = 225

b² = 225 - 81

b² = 144

b = 12

Answer:

The answer is 12

Step-by-step explanation:

the formula is A^2+B^2=c^2

9² + b² = 15²

81 + b² = 225

b² = 225 - 81

b² = 144

b = 12

Asap solve problem please. Will give BRAINLIEST.​

Answers

Answer:

5 ft, 6.5 ft, 7 ft

Step-by-step explanation:

area of trapezoid = (base1 + base2)h/2

Let the unknown base = x

area of trapezoid = (8.5 + x)(6)/2

area = 3x + 25.5

We want the area to be between 40 ft^2 and 48 ft^2.

40 < 3x + 25.5 < 48

14.5 < 3x < 22.5

4.8333 < x < 7.5

Answer: 5 ft, 6.5 ft, 7 ft

A number increased by three is the same as quadrupling that number increased by five all divided by four. What is le number?

Answers

Answer:

The number is infinity

Step-by-step explanation:

Let the unknown number be x

if the number increased by three, then we have;

x + 3

Also quadrupling that number increased by five all divided by four is expressed as;

(4x+5)/4

Equating bith expressions and calculating x;

x+3 = (4x+5)/4

cross multiply;

4(x+3) = 4x + 5

4x+12 = 4x + 5

4x-4x = 5 - 12

0x = -7

x = -7/0

x = ∞

Hence the number is infinity

) Tina planted 75 plants. N plants did not grow leaving her with 48 plants. Which equation expresses how many plants Tina lost?​

Answers

Answer:

Step-by-step explanation: I think this is the answer

Tina planted 75 plants and only 48 grow

To know how much is lost we subtract 75 from 48 which gives us 27

75-48=27

14 butter cookies 7 oatmeal cookies

Answers

Answer:

what?

Step-by-step explanation:

can you give me some more details

A blue print for a house has a scale of 1 in: 5feet The living room has a length of 25 inches and a width of 3 inches what is the actual area of the living room

Answers

Answer: 1875 square ft

Step-by-step explanation:

Ratio: 1 in: 5ft

Living room length: 25in=125ft

Living room width: 3in=15ft

125x15= [tex]1875^{2} ft\\[/tex]

Malcolm has 225 yards of yarn to make 100 bracelets. Suppose the total length of the yarn stayed the same, but instead of Malcolm making 100 bracelets, he only made 1,000 bracelets. How long will the yarn be for each bracelet

Answers

Given :

Length of yarn, l = 225 yards.

Number of bracelets he made, n = 1000 .

To Find :

How long will the yarn be for each bracelet.

Solution :

Let, length of yarn used in each bracelet is x.

So,

[tex]x = \dfrac{Total\ length \ of yarn}{Number \ of \ bracelets\ made}\\\\x = \dfrac{225}{1000}\\\\x = 0.225 \ yards[/tex]

Therefore, length of yarn used in each bracelet is 0.225 yard.

Question 8 of 10
What does h(40) = 1700 mean in terms of the problem?
Hours of
Training
10
20
30
40
50
60
70
Monthly
Pay
1250
1400
1550
1700
1850
2000
2150
.
O A. A worker who works 40 hours is paid $1700.
B. A worker with 40 hours of training is paid $1700 per month.
OC. A workei with 1700 hours of training is paid $40 per month.
O D. There are 40 workers who are paid $1700 per month.
SUBMIT

Answers

B. A worker with 40 hours of training is paid $1700 per month.

which expression is equivalent to the given expression? 2x^2-14x+24

A.) 2(x-3)(x-4)
B.) 2(x-5)(x-2)
C.)(2x-12)(x-2)
D.)2(x-8)(x+3)​

Answers

A. Just gotta simplify it

Answer:

2(x-3)(x-4)

Step-by-step explanation:

i believe thats the answer

How do you write 94.44% as a decimal

Answers

Answer:

Step-by-step explanation:

an idiot calls someone "idiot" LOL.

Answer:

0.9444

Step-by-step explanation:

all I've done is i took the decimal point and placed it next to the 9 and added a zero on the left side of the decimal point .i hope this helped.

Need help ASAP pls will give brainliest pls need answer fast

Answers

Answer: C

Step-by-step explanation: all other statements are true because of CPCTC theorem. Therefore, we can conclude that C is the correct answer

Answer:

C

Step-by-step explanation:

Which has a greater magnitude: 11 feet below sea level or 17 feet below sea level ?

Answers

Answer:

Your answer would be 17 feet! :)

Step-by-step explanation:

I did the research for you

Explain how to use properties to prove d + (8d + 1) + 7 is equivalent to 8 + 9d.

Answers

Answer: See explanation

Step-by-step explanation:

From the question, we are told to prove that prove d + (8d + 1) + 7 is equivalent to 8 + 9d.

= d + (8d + 1) + 7

First we need to open the bracket. This will be:

= d + (8d + 1) + 7

= d + 8d + 1 + 7

Collect like terms

= 9d + 8

= 8 + 9d

Therefore, we have proven that + (8d + 1) + 7 is equivalent to 8 + 9d.

Producción de vehículos. En en el año 2000 FIAT produjo 1,135 autos y en el año 2010, produjo 1,825 autos. Teniendo un crecimiento lineal cada año. Determina un modelo lineal (Ecuación General) de dicho comportamiento de producción de autos con los datos que se proporcionan.

Answers

Answer:

El modelo lineal del comportamiento de producción de autos es y=69*x -136865

Step-by-step explanation:

Una función real de variable real es una función lineal si es de la forma f(x)=mx+n o y=mx+n. Es decir, la ecuación de la función se corresponde con un polinomio de primer grado. La representación gráfica de una función lineal es siempre una recta. El coeficiente m recibe el nombre de pendiente de la recta y será el responsable de lo inclinada o “pendiente” que se encuentre la recta respecto del eje X mientras que b es el intercepto con el eje Y.

Teniendo dos puntos (x1,y1) y (x2,y2) se puede calcular la pendiente mediante la expresión:

[tex]m=\frac{y2-y1}{x2-x1}[/tex]

Para encontrar el valor de b, una vez reemplazado el valor de m en la ecuación se sustituye los valores de x y de y por los valores de las coordenadas de uno de los puntos, sea el uno o el dos y se despeja b para así obtener su valor.

En este caso y representará la producción de autos mientras que x cada año de producción. Entonces se tiene los siguientes puntos: (2000; 1135) y (2010; 1825)

Por consiguiente, el valor de m será:

[tex]m=\frac{1825-1135}{2010-2000}[/tex]

m=69

Entonces: y=69*x + b. Eligiendo el punto (2000; 1135) y reemplazando:

1135= 69*2000 + b

Se obtiene que el valor de b es:

1135= 138000 + b

-136865= b

Entonces el modelo lineal del comportamiento de producción de autos es y=69*x -136865

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