(3x^2-5x+5)-(7x^2+4x-10)

Can anyone please explain this problem?

Answers

Answer 1
(3x^2-5x+5)-(7x^2+4x-10)
3x^2-5x+5-7x^2-4x+10
answer = -4x^2+9x+15

Related Questions

Katy ran a mile in 5 minutes. How many seconds are in 5 minutes? Answer without units. *
Captionless Image

Answers

Answer:

300 i think

Step-by-step explanation:

Answer:

300 seconds

Step-by-step explanation:

Once Isabel rented the warehouse space, she decided to post ads on several social media sites to advertise her online bookstore. Let x represent the number of months the ads have been posted. Isabel finds that the function below describes the number of books sold as a function of the number of months her ads have been posted. Isabel finds that the function below describes the number of books sold as a function of the number of months her ads have been posted.

f(x) = 1000(∛x) + 1000

Required:
How many books were sold after 8 months?

Answers

Answer:

3000 books

Step-by-step explanation:

The correct function that describes the number of books sold as a function of the number of months her ads have been posted is expressed as;

f(x) = 1000(∛x) + 1000

x is the number of months the ads have been posted

Required:

Number of books sold after 8 months

To get this we will substitute x = 8 into the expression given

f(8) = 1000(∛8) + 1000

f(8) = 1000(2) + 1000

f(8) = 2000 + 1000

f(8) = 3000

Hence the total number of books that were sold after 8 months is 3000 books

Answer:

3000 were sold after 8 months

Step-by-step explanation:

A grocery store sells a bag of 4 oranges for $1.56. How much does one orange cost?

Answers

Answer:

.39 cents

Step-by-step explanation:

1.56 divided by 4 is .39

Answer:

36 cents

Step-by-step explanation:

if you multiply 36 by 4 you'll get 1.56

What is the simplified form of (-3xy)(5xy-1)?

Answers

Answer:

-15x²y²+3xy

Step-by-step explanation:

((−3x)(y))(5xy−1)

=((−3x)(y))(5xy+−1)

=((−3x)(y))(5xy)+((−3x)(y))(−1)

=−15x²y²+3xy

A baker has 20 pounds of sugar . He uses 3/8 of the sugar to bake cookies . How many pounds does he have left ?

Answers

He will have 19.625 pounds left

2 1/4 - 1/15














PLEASE HELP MEEEEEEEEEEEEEEEEEEEEEEE

Answers

Answer:

2 11/60

Step-by-step explanation:

15/60 -4/60=11/60

2+11/60=2 11/60

2.05 is the answer I believe

mattew drives at an average speed of 62 mph for 5 hours. b
how many miles does mattew drive​

Answers

Answer:

He drove 310 miles per hour

Step-by-step explanation:

So this means that in one hour he drives 62 miles

to find how much in five hours multiply 5 by 62

5x62=310miles

Answer:

310 miles

Step-by-step explanation:

62times 5 =310

please don't just take my points I need help plzzz help me
1. Anakin is saving for a Xbox One. He currently has $165 saved and earns $40 per week doing chores around the house. If an Xbox costs $500 plus 10% sales tax, how long will it take for him to save that amount? Write your answer in a complete sentence.

2. Write an equation in slope-intercept form for the previous scenario. Define the domain and range for Anakin. Graph the equation on the coordinate plane. Circle the point at which he has saved enough to purchase the Xbox.

3. For the following system of equations, complete a table of at least 5 points for each equation, then graph the system on the coordinate plane. Describe the solution. y = -3x + 4 6x + 2y - 8 = 0

4. Solve the following system of equations: y - 3x + 15 = 10 6 - 4x = y

5. Create and solve a system of equations for the following scenario: Luke and Leia are selling hot dogs and hamburgers at a minor league baseball game. At the end of the day they determine they have sold a total of 45 items and earned $195. If hot dogs cost $4 and hamburgers cost $5, how many did they sell of each?

6. Graph the following system of linear inequalities. Identify at least two points in the solution:   y < 5 - 2x x + 5y > -7 ​

Answers

1) 10 weeks. The total will be $550 after tax, and then you subtract what he has already. You’re left with $385 left to have enough. He’ll have a bit more after the 10th week. It will take 10 weeks to save the amount.
Step-by-step explanation:
The price of Xbox one = $500
Sales tax = 10%
The total cost of Xbox one = 500 + (10% × 500 )
= 500 + (0.010 × 500)
= 500 + 50
= $550
Anakin currently has = $165
He earns per week = $40
Let the time (in weeks) will take for him to save the amount be t
165 + (40t) = 550
40t = 550 - 165
40t = 385
t =
t = 9.625 ≈ 10 weeks
It will take 10 weeks to save the amount.

Answer:

10

Step-by-step explanation:

Find the solution Y=-3x-5 y=9x+7 and show on graph

Answers

Answer:

(-1, -2)

Explanation:

The length of a photograph of Mr. Lemley playing golf is 1475 inches. If the area
of the photo is 33/20 square inches, what is the width of the photograph? *

Answers

Answer:

1.12 × 10^-3

Step-by-step explanation:

The computation of the width of the photograph is as follows:

As we know that

Area of the rectangle = length × width

33 ÷ 20 square inches = 1475 inches × width

So, the width is

= Length ÷ area

=  1475 inches ÷ (33 ÷ 20 square inches)

= 1.12 × 10^-3

What is 75% of 780?
75% of 780 is

Answers

75% of 780 is 585 :)

Answer:

If you are using a calculator, simply enter 75÷100×780 which will give you 585 as the answer.

Which institution informs individuals and businesses about their rights and responsibilities?

A.The Federal Trade Commission

B.The Office of the Comptroller

C.The Federal Reserve System

D.The Bureau of Consumer Protection

Answers

Answer:

A. The Federal Trade Commission

Step-by-step explanation:

The FTC inaugurated its doors in March 1915. The FTC's purpose is to protect consumers and encourage contestants. The FTC cannot solve individual grievances, but it can present knowledge about what steps to exercise. The FTC states that accusations can improve it and its law implementation partners identify patterns of fraud and exploitation, which may direct to examinations and preventing unfair marketing practices.

Answer:

The Bureau of Consumer Protection

Step-by-step explanation:

The FTC’s Bureau of Consumer Protection stops unfair, deceptive and fraudulent business practices by collecting reports from consumers and conducting investigations, suing companies and people that break the law, developing rules to maintain a fair marketplace, and educating consumers and businesses about their rights and responsibilities.

What is the equation of the line?

Answers

y= 1/2x +2 ——— 1/2 is the slope, 2 is the y-intercept

Answer:

So first y intercept

SO the first part where the line hits the Y axis is 2

So the y intercept is 2 Which leaves 2 choices .

Now from that y-intercept or from any point, find the slope by just rising or running till you reach a point which in this case would be

Y=1/2x+2

0,2,2,4,?,10,16,26.... which number replaces the question mark in the number pattern shown

Answers

Answer:

6

Step-by-step explanation:

3 over x plus 6 over y

Answers

Answer:

[tex]\frac{3}{x}+\frac{6}{y}[/tex]

2. Ava has 6 boxes of cookies, each box has 30 cookies. Select all the equations that describe the situation. [2 points]
a.ᐧ30=6
b.=6 ᐧ30
c.6=30
d.ᐧ6=30
e.306=

Answers

Answer:

B, 6 x 30

Step-by-step explanation:

Because that's the only answer.

Each school bus going on the field trip holds 36 students and 4 adults. There are 6 field buses on the field trip. How many people are going on the field trip?

Answers

Answer:

240 people are going on the trip

Step-by-step explanation:

216 students and 24 parents

Quick help fast pleaseeeeee

Answers

Answer:

No.

Step-by-step explanation:

I am not exactly sure, but you can't divide x and y, which would already make the question null and void. The simplest form would be the form it is in right now.

plsss help me solve question 2

Answers

I think it’s 305 ft if I did it right but I could be wrong

Solve the inequality x +8 > 3

Answers

Answer:-5

Step-by-step explanation:

Suppose Anthony Ianni attempted 18 baskets in a basketball game. If the ratio of baskets made to baskets missed is 1:5, how many baskets did Ianni make?

Answers

Answer:

Number of baskets Lanni make = 3 basket

Step-by-step explanation:

Given:

Total attempt = 18 times

Ratio(Basket make : Basket missed) = 1:5

Find:

Number of baskets Lanni make

Computation:

Number of baskets Lanni make = Total attempt x [Basket make ratio]

Number of baskets Lanni make = 18 x [1/(1+5)]

Number of baskets Lanni make = 3 basket

billy jogs 4/5 kilometer every minute.how many kilometers does he jog after 6 1/8 minutes?​

Answers

Answer:

[tex]Distance =24\frac{1}{2}\ km[/tex]

Step-by-step explanation:

Given

[tex]Rate = \frac{4}{5} km/ min[/tex]

Required

Determine the distance covered in [tex]6\frac{1}{8}\ min[/tex]

The distance is calculated using:

[tex]Distance = Rate * Time[/tex]

This gives:

[tex]Distance = 4 * 6\frac{1}{8}[/tex]

Convert to improper fraction

[tex]Distance = 4 * \frac{49}{8}[/tex]

[tex]Distance = \frac{4 * 49}{8}[/tex]

[tex]Distance = \frac{196}{8}[/tex]

[tex]Distance =24\frac{1}{2}\ km[/tex]

What is the 10th term in -9,-6,-1,6,15

Answers

Answer:

90

Step-by-step explanation:

This is an increasing sequence, with -9 as its first term. The first increase is +3, then +5, +7, and +9. The differences increase by 2 each time. The sixth term will be 15 + 11, and the seventh would be 15 + 11 + 13. We can follow this pattern to get to the tenth term. 15 + 11 + 13 + 15 + 17 + 19 = 90

(5pts) Recall that a standard deck of cards has 52 cards. The cards can be classified according to suits or denominations. There are 4 suits, hearts, diamonds, spades and clubs and there are 13 cards, each of a different denomination, in each suit. The 13 denominations are, Aces, Kings, Queens, ...,Twos, with 4 cards in each denomination (one of each suit). A poker hand consists of a sample of 5 cards drawn from the deck (without replacement). How many poker hands consist of 2 Aces, 2 Kings and a card of a different denomination?

Answers

Answer:

1584

Step-by-step explanation:

Distribution of cards in a deck:

Total number of cards = 52

Total number of cards drawn = 5

Sampling without replacement :

Number of Aces = 4

Number of kings = 4

Card different from Aces and kings = total cards - (4 + 4) ;

52 - 8 = 44 cards

(Drawing 2 aces from 4) * (2 kings from 4) * 1 other card of different denomination)

Using combination :

4C2 * 4C2 * 44C1

Using calculator :

6 * 6 * 44

= 1584

[tex]x1+2x2-x3=3, 2x1+x2-2x3=1, 3x1+4x2-5x3=5[/tex]

Answers

Answer: x1 = 0; x2 = 5/3; x3 = 1/3

x1 + 2x2 - x3 = 3 => 2x1 + 4x2 - 2x3 = 6

                                2x1 + x2 - 2x3 = 1

=> 4x2 - x2 = 5

⇔ 3x2 = 5

⇔ x2 = 5/3

with x2 = 5/3, we have: x1 - x3 = 3 - 10/3 = -1/3

                                        3x1 - 5x3 = 5 - 4.5/3 = -5/3

=> x1 = 0

    x3 = 1/3

Step-by-step explanation:

1.3.27
The length of a new rectangular playing field is 8 yards longer than quadruple the width. If the perimeter of the rectangular playing field is 506 yards, what are its dimensions?
The width is

Answers

Answer:

The width of the field is 49 yards and the length is 204 yards.

Step-by-step explanation:

Let the width be b.

Length = 8+4b

The perimeter of the rectangle = 506 yards

The perimeter of the rectangle is given by :

P=2(l+b)

So,

506=2(8+4b+b)

253 = 8+5b

245 = 5b

b = 49 yards

Length, l = 8+4b

= 8+4(49)

= 204 yards

So, the width of the field is 49 yards and the length is 204 yards.

can someone give me 500 pts and 5 brainliest

Answers

Answer:

No -_-

Step-by-step explanation:

wot why??- 0,0

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Given the following​ sets, find the set .
U​{​1, ​2, 3, . .​ ., 7​}
A​{​1, 3​, 4​, 5​}
B​{2​, 3​, 5​}
C​{1​, 2​, 3​, 4​, 6​}

Answers

The answer is C. hajsjshshshhshshssjjssjjajajaabahhshhhhzhzjk

Solve this question please

Answers

Answer:

e = 1/2

Step-by-step explanation:

[tex]\frac{1}{2}e = \frac{1}{4}\\[/tex]

multiply both sides by 2

[tex]e = 1/2[/tex]

E=1/2

Explanation: 1/2*1/2=1/4

I will give brainiest.

Answers

Answer:

the third one is the answer

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