Given s = 2.4 b = -7.2 t = 4.8 n = -9.6, evaluate this mathematical expression sbt - btn.
These are the answer options.
-248.832

248.832

-414.72

414.72

Answers

Answer 1

Answer:

Step-by-step explanation:

substituting in the values of s, b,t and n in the expression then,

(2.4 × -7.2 × 4.8) - (-7.2 × 4.8 × -9.6)

= - 82.944 -331.776

= -248.832


Related Questions

You deposit 3,950 into a bank account with simple interest rate of 4%. How can you find the balance after 3 years

Answers

$474

..................

Answe the question given in the image

Answers

Wow im grade four i cant answer that sorry

Please help me solve this ASAP

Answers

Answer:

68.50 in

Step-by-step explanation:

first we are given the width and the length for the rectangle and so we know that 4 × 5x + 7 = 128

so we would now solve for x:

4 × 5x + 7 = 128

= 4 × 5x = 121

= 20x = 121

= x = 6.05

now we can plug in 6.05 for x and find the perimeter:

5(6.05) + 4 = 34.25

5(6.05) + 4 = 34.25

34.25 + 34.25 = 68.50

1) Factorise 3x^2 + 5x + 2
2) Hence, solve x^2 + 5x + 2

Answers

Answer: (x+1)(3x+2) , i only got the answer for the first question, sorry!

Step-by-step explanation:

- factorise using AC method

AC= 3 x 2 = 6

find 2 numbers that add to give 5 and multiply to give 6 (3 and 2)

- put them as x in the equation to replace 5x

3x^2 + 2x + 3x + 2

- split the equation in half and expand each side

3x^2+2x | 3x+2

x(3x+2)+1(3x+2)

- put the numbers outside the brackets into a separate bracket

= (x+1)(3x+2)

convert the following equation into standard form.
y= -7x/8 + 4

Answers

The standard form is Ax + By = C

Given y = -7/8x + 4:

Add 7/8x to both sides:

7/8x + y = -7/8x + 7/8x + 4

7/8x + y = 4 (This is the standard form, where A and B ≠ 0).

Please mark my answers as the Brainliest if you find this helpful :)

PLS I'LL DIRECTLY MARK YOU BRAINLIST (OPTIONS ARE ON THE SECOND SLIDE )
It will be appreciated if u show with steps <3

Answers

The answer is A
Plz mark brainliest

Does dividing the angle measures of a triangle change its shape?
For example, if I divide each angle measure of a triangle in half, will the triangle become smaller? Or does it not affect the size at all?

Answers

If you divide the angles by half then yes it will become smaller. Example: if an angle is 42 and u half it and it becomes 21 then it changes the shape.

But the angles do not correlate with the length. So you can have different triangle areas/perimeters and still have the same angle size.

I hope this helps! Is a bit difficult to explain heh

Find the measures of two supplementary angles if their measures are given in the given ratio
11:25

Answers

Solution :

Let the measure of the supplementary angles be 11x and 25x

According to the question :

[tex] \tt \: 11x + 25x = 180 {}^{ \circ} \\ \\ \\ \tt \dashrightarrow \: 36x = 180 {}^{ \circ} \\ \\ \\ \tt \dashrightarrow x = \frac{180{}^{ \circ} }{36} \\ \\ \\ \: \: \: \: \: \: \: \dashrightarrow \: { \underline{ \boxed{ \mathfrak{ \pmb{ \purple{x = 5}}}}}} \: \: \pink{\bigstar} \\ \\ [/tex]

So the required angles are :

11x = 11 × 5 = 55

25x = 25 × 5 = 125

A cricket pitch measures 1 chain by 10 feet. What is the area of a cricket pitch in square feet?

Answers

Answer:

660 square feet

Step-by-step explanation:

1 chain = 66 feet

Length ( l ) = 66 feet

Breadth ( b ) = 10 feet

To find :

The area of a cricket pitch in square feet = ?

The area of a cricket pitch in square feet will be in the shape of rectangle.

Formula : -

Area of a rectangle = lb

Area of a rectangle

= 66 x 10

= 660 square feet

Therefore,

660 square feet is the area of a cricket pitch.

Answer:

660

Step-by-step explanation:

I chain = 22 * 3 so to find the area we have to do (22*3) * 10 = 660

Hope this solved your question!

20 points!
question is in image, and answer choices are here:
5, 4, 8, 10

Answers

Answer: x is equal to 4

Step-by-step explanation:

A triangle's angles sums up to 180°. So we already know that the three angles in this triangle add up to 180°. The equation would be as following.

(18x - 12) + 15x + (10x + 20) = 180

We first add like terms together.

43x + 8 = 180

We then substract 8 on both sides.

43x = 172

We finally divide 43 on both sides.

x = 4

For every 7 females at university, there are 3 males. If there are approximately 9500 females, approximately how many total students attend the university? Round to the nearest hundred.

Answers

Answer:

13571 total

13600 to nearest hundred

Step-by-step explanation:

7+3 = 10 = distribution total

9500 / 7 =  1357.14286 one part

1357.14286 x 3 = 4071.42858  = 4071 males

1357.14286 x 10 = 13571.42 is the same as

9500 + 4071 = 13571 total

= 13600 to nearest hundred

3 x (2x - 3) -6x² = 6

Answers

Answer:

= − 2/3

Step-by-step explanation:

Distribute

3x(2x - 3)-6x² =6

6x² -9x-6x² =6

Combine like terms

6x² -9x-6x²=6

-9x=6

Divide both sides of the equation by the same term

-9x=6

-9x/-9=6/-9

Simplify

x=-2/3

Solution

x=-2/3

Answer:

Step-by-step explanation:

3 x (2x - 3) -6x² = 6

6 x^-9x-6x^=6

Combine like terms

6x^-9x-6x^=6

-9x=6

Divide both sides of the equation by the same term

− 9 = 6

-9x = 6

-9     -9

Simplify

Cancel terms that are in both the numerator and denominator

Divide the numbers

=  −2

      3

HOPE IT IS HELPFUL

MARK ME AS BRAINLIEST

help plzzz
Which of the following is NOT an equivalent expression to Area of sector =

Answers

Answer:

Step-by-step explanation:

From the following, which is NOT an equivalent expression to Area of sector is 2πrθ/360. Option A is correct.

What is the area of a circular sector?

The area of the circular sector is the space occupied by it. The area of the circular sector is the half of the product of the angle of the sector and the radius of the circle. It can be given as,

[tex]A_s=\dfrac{r^2\theta}{2}[/tex]

Here, (r) is the radius of the circle and θ is the angle of the sector. Multiply with π/180 to convert it into the degrees.

[tex]A_s=\dfrac{r^2\theta}{2}\left(\dfrac{\pi}{180}\right)\\A_s={\pi r^2}\left(\dfrac{\theta}{360}\right)[/tex]

Thus, the option D is correct. Now, πr² is the area of circle . Thus,

[tex]\rm \text{Area of sector}=\dfrac{(Area\; of \;Circle)(Arc\; Measure)}{360^o}\\\rm \dfrac{(Area\; of \;Sector)}{(Arc\; Measure)}=\dfrac{\text{Area of sector}}{360^o}[/tex]

From the following, which is NOT an equivalent expression to Area of sector is 2πrθ/360. Option A is correct.

Learn more about the area of a circular sector here;

https://brainly.com/question/10585749

#SPJ2

make a the subject a + 2b = 3c​

Answers

Answer:

a = -2b + 3c

Step-by-step explanation:

Step 1: Subtract 2b from both sides.

[tex]a + 2b - 2b = 3c - 2b[/tex] [tex]a = -2b + 3c[/tex]

Therefore, the answer is a = -2b + 3c.

Solve -5 + w/3 = -1.

12
-12
2
-2

Answers

Answer:

A, w=12

Step-by-step explanation:

12

12/3 = 4
-5 + 4= -1

I know this isn’t math but help
What is the role of the Executive Office of the President?

Answers

Answer:

The EOP has a ton of responibilities for tasks ranging from communicating the President's message to the American people to promoting our trade interests abroad. The EOP is overseen by the White House Chief of Staff and has traditionally been home to many of the President's closest advisers.

solve:
2sinxcosx=0.5

Answers

Answer:

Step-by-step explanation:

Determine if the two triangles are congruent if they are state how do you know SSS,SAS,HL,ASA, OR AAS. Be sure to include any extra vocabulary reflexive vertical angles alternative interior angles

Answers

1: yes AAS
2: yes SSS reflective
3: yes ASA
4: yes HL reflective
5: no SSA vertical
6: yes SAS vertical

Not sure on vocabulary for 1 and 3 sorry:(

Help plz stuck on this question

Answers

Answer:

X=16°

Y=121°

‌‌ ‌‌ ‌‌ ‌‌

The sum of negative eight and a number divided by four is two

Answers

Answer:

x = 16 or [tex]\frac{-8 + x}{4} = 2[/tex]

Step-by-step explanation:

let's start from the beginning and move along!

the sum (+) of negative eight (-8) and a number (x) ----> (-8 + x)divided by four (/4) is two = 2

[tex]\frac{-8 + x}{4}[/tex] = 2

to solve this...

1) multiply both sides by four to get rid of the fraction

[tex](4)\frac{-8 + x}{4} = 2(4)[/tex] ------> -8 + x = 8

2) add 8 to both sides to isolate x ----> x = 16

A bike path starts on one side of the parking lot, goes around a small pond, and comes out on the other end of the parking lot. Following the path, a biker rides 100.0 meters directly east, then turns south and rides 200.0 meters. From there, she turns and rides 150.0 meters at an angle of 30.0° south of west. Turning one last time, she rides 250.0 meters at an angle of 60.0° north of west. What is her final displacement (distance and direction) from her starting point?

Answers

A cyclist rides 5.0km due east, then 10.0km20° west of north. From this point she rides 8.0km .

Select the solutions of the equation.(select all that apply)
x2+4= 0
A.-2i
B.-2
C. 2i
D.2

Answers

Answer A and C

This is because it is the sqrt(-4)
The correct answer is A and C

2.3h (6-k) Simplify the expression

Answers

Answer:

18h - 3hk

Step-by-step explanation:

2h(6 - k)

= 2h(6) + 2h(-k)

= 12h + -2hk

= 12h - 2hk

Hope this helps!

A population in a town has 2500 people in the first month of its development. Every month after that, the population constantly increases 1.25 times from the previous month. What will the population of the town be in the 4th month?

A.) About 4883 people
B.) About 6104 people
C.) 12500 people
D.) 9375 people

Answers

Answer:

6104 people.

Step-by-step explanation:

1.25 means it will multiply by 1 and a fourth

2500*1.25 =3125 the first month

3125*1.25=3906.25 the second.

3906.25*1.25=4882.8125 the third

4882.8125*1.25=6103.515625

round that up and you have 6104 people.

Answer:

A) 4883

Step-by-step explanation:

Given:

Initial number = 2500Rate of increase = 1.25 timesNumber of moths passed = 4 - 1 = 3

Population is:

2500*1.25³ = 4882.8125 ≈ 4883

Correct choice is A

What is the rate of change given the table?
х
у
-2
6
st
1
16
-9
O-6/5
0-5/6
O 5/6
O 6/5

Answers

Answer:

-5/6

Step-by-step explanation:

yeah ya..... right?

Math help me please and thank you....

Answers

Answer:

x/20=15/12,so x =25

Step-by-step explanation:

3/5 por 1/4 porfa es urgente

Answers

Answer:

2.4

Step-by-step explanation:

Brainliest pls?

Jace traveled 125 yards to the store. How many feet did he travel?

Answers

Answer:

375 feet

Step-by-step explanation:

1 yard = 3 feet

125 yards times 3 equals 375 feet

60 divided by 36 with a reminder

Answers

Answer:

1 remainder 24

Step-by-step explanation:

what is the LCD of 1/a²-1 and 1/a+1​

Answers

Answer:

[tex]a^{2} -1[/tex]

Step-by-step explanation:

The LCD, or the lowest common denominator would be [tex]a^2-1[/tex]

If we multiply the second term [tex]\frac{1}{a+1}[/tex] by [tex]\frac{a-1}{a-1}[/tex] ([tex]\frac{a-1}{a-1}[/tex] is equivalent to 1, so we can do this,) we can see that the denominator would become the same as the first term [tex]\frac{1}{a^2-1}[/tex] by difference of squares. So that creates an LCD of [tex]a^2-1[/tex]

Answer:

see the person above

Step-by-step explanation:

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