1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
ch4aika [34]
3 years ago
9

8x − y² − 3 if x= − 14 and y = 3

Mathematics
1 answer:
Volgvan3 years ago
6 0

Answer:

5174

Step-by-step explanation:

You might be interested in
Determine whether 5n2 or 3n will have the greater value when:<br><br><br><br> a. n = 1
densk [106]

Answer:

5n2 will have a greater value

Step-by-step explanation:

5n2

5x1x2=10

3n

3x 1= 3

5 0
3 years ago
Expand the polynomial (x2 − y2)2 + (2xy)2, then simplify it by combining like terms.
Vlada [557]
<span><span>2<span>x^2</span></span>+<span><span>4x</span>y</span></span>−<span>2<span>y^<span>2
hope this helps</span></span></span>
8 0
3 years ago
Plz plz plz plz help me​
Mrac [35]

Answer:

Solution given:

perpendicular [P]=15m

base[B]=8m

hypotenuse [H]=17m

rate :4 plants per square metre

no of plants=?

we have

Area of triangular garden: ½(P*B)=½(15*8)=60m²

Now

Total no of plants =rate ×Area =4×60=240

Michael needs <u>240</u> plants in the garden

3 0
4 years ago
Piper is driving on a long road trip. She currently has 11 gallons of gas in her car. Each hour that she drives, her car uses up
Fynjy0 [20]

Answer:

begins the trip with 14 gallons of gas in her car.

The car uses up one gallon of gas every 30 miles.

Let g represent the number of gallons of gas she has left in her tank, and let d

represent the total distance

Step-by-step explanation:d = 30(14 - g)

:

For example, if she uses two gallons, there will be 12 gal left in the tank; g=12

d = 30(14 - 12)

d = 30(2)

d = 60 mi  Here you go

5 0
3 years ago
Read 2 more answers
A train leaves at 14:56 and arrives at 16:43. It travelled at an average speed of 135 km/h. How far did it travel? Give your ans
Firlakuza [10]

Answer:

240.8

Step-by-step explanation:

→ Calculate time taken

16:43 - 14:56 = 1 hour and 47 minutes

→ Write the speed formula and make distance the subject

Speed = Distance ÷ Time ⇔ Distance = Speed × Time

→ Convert 1 hour and 47 minutes into decimal format

1.78333333 or  1\frac{47}{60}

→ Substitute values into formula

135 ×  1\frac{47}{60}  = 240.75

8 0
3 years ago
Other questions:
  • If m triangle fgh=60 what is the value of x?
    9·2 answers
  • What is the volume of the square pyraimd
    6·2 answers
  • Whats the reciprocal of 5\9 ?
    11·2 answers
  • 26×107 What is the value of the second partial product
    8·1 answer
  • Answer my question please
    11·1 answer
  • If &lt;10 and &lt;15 are congruent, which lines are parallel? A.lines b and c B.lines c and d C.lines a and b D.No lines are par
    12·1 answer
  • The PARTNERS at Starbucks receive tips ONCE a week. The TOTAL of tips were $2.03 per hour. Create a function to find the amount
    14·1 answer
  • Please help<br> 6.Simplify and put in standard form: (2x5+x3−3x4−x+8)−(7 x 5+2x4−12+6x−5 x 3+x2)
    12·1 answer
  • What does tan 21= 9/x
    9·1 answer
  • 3. A rumour is being spread in a community that the president is going to retire before the next election 2015. Initially 2 peop
    9·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!