Find the value of pq - r/4 when p= -8 and q= -3 and r= 68

Answers

Answer 1

Answer:

7

Step-by-step explanation:

pq - r/4

(-8)(-3) - 68/4

-8 x -3 = 24 (2 negatives equal a positive)

24 - 68/4

68/4 = 17

24-17 = 7


Related Questions

i need this this fast!! please

Answers

Answer:

last one

Step-by-step explanation:

a rain barrel can hold 50 gallons of water if there are 32 gallons inside of it, what percent of the barrel is full?

Answers

64% since 50(2) = 100 and 32(2) =64..... which is 64/100 which is also 64% as a percentage

URGENT: Figure C and figure E shown on the coordinate plane blow a transformation was performed on figure C to create figure D. Then, a transformation was performed on figure D to create figure E

As a result of the series of transformation performed, figure C is similar figure E, however these figures are not congruent

1• justify why figures C And E are similar and not congruent

2• describe a transformation applied to figure C that will create figure D and then a transformation performed on figure D that will create Figure E

Answers

Answer:

1. Whereby one square = One unit, we have;

Lengths of the sides of figure C are;

4, √(4² + 2²), √(4² + 2²) which simplifies to 4, 2·√5, 2·√5

Lengths of the sides of figure E are;

2, √(1² + 2²), √(1² + 2²) which simplifies to 2, √5, √5

Figure E is equivalent to figure C scaled down by a factor of 1/2

The trigonometric ratios of the two figures are therefore equal and figure C is similar to figure E but figure C is larger than figure E

2. A transformation that will create figure D from figure C is a rotation, 90° counter clockwise about the point (2, -2)

A transformation that will create figure E from figure D is a dilation of figure D by 1/2 with the midpoint of figure D being the center of dilation

Step-by-step explanation:

2. Yumi takes hour to complete 50 math problems. Eric is able to complete 48
math problems in hour. Which student can complete math problems at a
greater rate of problems per hour?

Answers

Answer:yumi is faster by two questions Step-by-step explanation:

Answer:

Yumi

Step-by-step explanation: because she is 2 ahead of Eric

Just testing how fast people reply... what’s 2+2?

Answers

Answer:

4

Step-by-step explanation:

4.......................

Trucks must haul between 150,000 yd' and 180,000 yd of earth each day to create a new

water park near Universal Studios in Orlando, Florida. The trucks can haul 10.000 yd per day

and 120,500 yds have already been brought to the site. How many days are needed to

complete this job?

Answers

Answer:

Kindly check explanation

Step-by-step explanation:

Given that:

Range which must be hauled by trucks :

150,000 - 180,000 yds of earth

Haul per day = 10000 yds

Already removed = 120,500

We can express the problem as an inequality:

Using y = number of days

150,000 ≤ (10000y + 120,500) ≤ 180000

150,000 ≤ (10000y + 120,500)

150000 - 120500 ≤ 10000y

29500/10000

y = 2.95 days

10000y + 120,500 ≤ 160000

10000y ≤ 160000 - 120500

y = 39500/10000

y = 3.95

2.95 ≤ y ≤ 3.95

Emilio was charged
$23.75 for a box of cereal and 4 identical loaves of bread.
If the cereal costs

$5.75, which equation can be used to find the cost of a single loaf of bread?

Answers

Answer:

The way you can find the cost of just one loaf of bread is by taking the amount charged and then dividing it by 4 and then you would get your answer of  $5.93

Step-by-step explanation:

Let me know if this is correct or not ok.

Opportunity to get Brainliest! I will put various questions and will mark BRAINLIEST!

Answers

That’s awesome bro, thank you

A man bulds a model plane that is a scale model of an originalL The original plane is 150 feet in length. If the scale model uses 4 inches for every 50 feet the model is H inches in length. Answer here​

Answers

The plane is 12 inches long.
150/50 = 3
3 x 4 = 12

A line segment is defined as a part of a straight line connecting two points called
the
A) Arcs
C) Distances
B) Axes
D) Endpoints

Answers

Answer: D

Step-by-step explanation:

A line segment is defined as a part of a straight line connecting two points called  the endpoints, option D.

---------------------------------

A line segment is a straight line that connects two points.These two points are the extremes of the line segment, that is, the start and the finish, and thus, are called endpoints.This means that the correct option is given by D.

For more on line segments and endpoints, you can check a similar problem at https://brainly.com/question/24778489

Jaden places potatoes with a mass of 0.55 kilograms on a grocer's scale. The spring is displaced by 1.2 centimeters. He then places some onions on the scale that displace the spring by 0.67 cm. What is the mass of the onions (1 kg=9.8 N)? 5.39 kg 3.01 kg 0.67 kg 0.31 kg

Answers

Answer:

.31 kg

Step-by-step explanation:

F=kx

F = the force of the spring

k = the spring constant

x = the spring displacement (stretch or compression)

we also know that 1 kg = 9.8 N which also means that 9.8(kg)=F

let's first find the force of the first problem, which is .55 kg. Using the formula 9.8(kg)=F we can do 9.8(.55)=F which would mean the force is 5.39 N

so 5.39=k(1.2 centimeters)

Now we need to convert centimeters to meters. This would make 1.2 into .012m. Now our problem is 5.39=k(.012)

divide 5.39 by .012 to get 449.17

our k is 449.17

Now for our problem, we are going to find the mass.  

Do this by putting what we already know into the problem.

F=449.17(.67 centimeters)

Now we already know we need to convert centimeters to meters which will make our formula F=449.17(.0067m)

This will result in F=3.01 but the problem is asking for mass, not force.

Use the formula 9.8(kg)=F

9.8(kg)=3.01

kg=.31

solution: .31 kg

I GIVE 10 POINTS ! + 5
PLEASE HELP PLEASE HELP
Solve for the value of x.

Answers

Step-by-step explanation:

6x+8=19x+2

6x-19x=-8+2

-13x=10

/-13x /-13x

x= -1.3 you divide -13x in both sides.

*
ate: Find 8% of 40.
nt)

Answers

The answer is 3.2.
8 percent of 40 is 3.2

If there are 48 boys and 60 girls in a room, fill out all of the possible ratios of boys to girls that could be made.

Answers

Hi! Hope this helps & if so, be sure to Mark Brainly!

Okay, so first let's lay out some info first to make things easier:


48 students total in the school play
Ratio of boys to girls is 5:7
How many more girls are there than boys in the play?


Let's let "5x" represent the number of boys in the school play and "7x" represent the number of girls in the school play.


5x = boys

7x = girls


If we know that the total number of students in the play equals 48, then that must me that both the number of boys and girls combined must equal 48:


5x + 7x = 48

12x = 48

x = 4


Now, take your x-value and plug it into both the boys' and girls' values to figure out how many boys and girls there are in the play:


5x = 5 (4) = 20 boys

7x = 7 (4) = 28 girls


To find out how many more girls there are than boys in the play, just subtract the number of girls minus the number of boys:


# girls - # boys = 28 - 20 = 8


This means that there are 8 more girls than boys in the school play.

Answer:

  8 is Your answer.

what does x equal 20 - 3x = 8

Answers

Answer:

x = -4

Step-by-step explanation:

Rewrite: -3x = -12

Divide: x = -4

In the expression 5 n minus StartFraction 2 m over 7 EndFraction + three-fourths, what is the constant?

Answers

Answer:

3/4

Step-by-step explanation:

Took the test on edge.

Answer:

B.

3/4

Step-by-step explanation:

Edge2021 ;)

On a number line, the coordinates of X, Y, Z. and Ware-7. -5.2, and 4, respectively. Find the lengths of the two segments below. Then tell whether they are congruent.

XY and ZW

The length of XY is (Type an integer or a decimal.)

The length of ZW is (Type an integer or a decimal)

Answers

Answer:

[tex]XY = 2[/tex]

[tex]ZW = 2[/tex]

XY and ZW are congruent

Step-by-step explanation:

Given

[tex]X = -7[/tex]

[tex]Y = -5[/tex]

[tex]Z = 2[/tex]

[tex]W = 4[/tex]

Distance XY is calculated as thus:

[tex]XY = |X - Y|[/tex]

[tex]XY = |-7 - (-5)|[/tex]

[tex]XY = |-7 + 5|[/tex]

[tex]XY = |-2|[/tex]

[tex]XY = 2[/tex]

Distance ZW is calculated as thus:

[tex]ZW = |Z - W|[/tex]

[tex]ZW = |2 - 4|[/tex]

[tex]ZW = |-2|[/tex]

[tex]ZW = 2[/tex]

[tex]XY = ZW = 2[/tex]

Hence:

XY and ZW are congruent

I don’t understand how do you do this I have a assignment for tommorow some one help

Answers

Answer:

500 ML

Step-by-step explanation:

for every 1 liter, it is 1,000ML

so 1 L / 2 is 500ML

and 500 on your beaker is located in between 600 and 400

Hope this helps :)

The answer would be 500 mL

If f(x) = -x - 6,find f-1(3).

Answers

Answer:

x=9

Step-by-step explanation:

-x-6-1(3)(Plug in equation) (Multiply -1x3)

-x-6-3(Subtract -6-3)

-x-9(Divide -9/-1)

x=9

Joshua's cousin pledged $12 for a charity walk. If Joshua walked 3 miles, how much did his cousin pay per mile?

Answers

$12 divided by 3 miles = 4 dollars per a mile.would you mind marking me brainliest

Answer:

$4

Step-by-step explanation:

1) Which line has a negative slope?

2) Which line has a slope of zero

3) Which line has a y- intercept at (0, -2) ?

4) Which line has a slope of 1/2

5) Which line is the graph of the equation y = 3x

6) Which line is the graph of the equation y = x + 3?

Answers

Answer:

C has a slope of zero

B has slope 1/2

1.line a
2.line c
3.line c
4.line b
5.line d
6.line a

What is the area of a circle with a diameter of 12cm?

Answers

Answer:

36pi

Step-by-step explanation:

area of a circle is pi*radius^2

the radius of a circle w a diameter of 12 is 6 so square 6 to get 36 and then multiply by pi

Answer:

A=36pi cm^2 or 113.097 squared cm

Step-by-step explanation:

A=pi(r)^2

A=pi(6)^2

A=36pi cm^2

find the value of n. pleaseeee i really need help

Answers

Answer:

n=214

Step-by-step explanation:

6*35=210

210+4=214

The depth, in inches, of an object as it sinks in
the river is found by the equation d =0.5t,
where t is measured in seconds. Which best
describes the constant of proportionality?
A 0.5 second per inch
B 0.5 inch per second
C 2 inches per second
D 1 inch per 0.5 second

Answers

I got A or D hope this works

Answer:

It c.

Step-by-step explanation:

i had the same question on a quiz and all you have to do is divide per sec.

Which equation does the graph below represent

Answers

Answer: The answer is y=-3x

Step-by-step explanation: You can see in the picture that the line is going down which represents a negative slope so you can eliminate C and D. Now you are left with A and B. 1 unit up is equal to 3 so the rise over run is -3/1 and that translates to Y=-3x answer B

Help me out please...

Answers

Answer:

3.72

Step-by-step explanation:

It should be 3.72 because 37.2 is divided into tenths which means that it is multiplied by 0.1. Which you get 3.72.

A movie theater has two rooms. Room A has 7 rows of seats with 21 seats in each row. Room B has four times as many seats as Room A. How many seats are there in both rooms?

Answers

Answer:

588

Step-by-step explanation:

Because 7x21=147 then you take 147x4 and that equals 588 seats

You bike 11.2 miles in 1.4 hours at a steady rate. What equation represents the proportional relationship between the x hours you bike and the distance y in miles that you​ travel?

Answers

Answer:17

Step-by-step explanation:

Answer:

Y=8x

Hope this helped

Step-by-step explanation:

HELP this is for my final

Answers

Answer
D
Why?
Parallel line’s have the same slope

how much interest will i pay for a $334,500 for 30% with an interest rate of 3.9%

Answers

Starting Principal 334,500
Annual Contribution 100,400
Monthly Contribution 3915.60
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