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
Archy [21]
2 years ago
14

Evaluate 5x2−9 when x=−2

Mathematics
1 answer:
Elena-2011 [213]2 years ago
3 0

answer: 11

explanation: just plug in -2 for x. the new problem becomes 5(-2)^2 - 9. Negative two squared is 4. 5 times 4 is 20. 20 minus 9 is 11.

You might be interested in
Multiple Choice
Delvig [45]

Answer:

The answer is B

Step-by-step explanation:

The formal is A = a+b/2 time h

You just substitute the variables and get the answer

8 0
2 years ago
PLEASE SOMEONE HELP ANWSER FOR 23 PTS
SVEN [57.7K]
I’m sorry but I don’t understand what you need help with ?
4 0
3 years ago
Does antibiotics help kill the common cold??
SOVA2 [1]
<span>Antibiotics don't work on the common cold. They fight bacteria-related illnesses. Colds are caused by viruses, so antibiotics won't do you any good. They can, however, do you harm.</span><span>Mar 29, 2016</span>
5 0
3 years ago
Read 2 more answers
How are the kangaroo rat and the common tree shrew similar?
e-lub [12.9K]
The Kangaroo Rat and the common tree shrew is familiar because the kangaroo rat and the tree shrew have the same class: Mammalia, same phylum: Chordata, and the same kingdom : Animalia. They both are identical because they are small look like small rats etc.
3 0
3 years ago
Read 2 more answers
Can you please help me this is coordinates only and thank you.
nataly862011 [7]

Answer: (2,6)

Step-by-step explanation: you go the the left 3 from F then up 2 and you have it.

3 0
3 years ago
Other questions:
  • Zx and Zy are supplementary angles. Zy measures 116º.<br> What is the measure of Z?
    11·1 answer
  • can some one plz answer my qwestion it is peter weighs 105 kg he want to lose 500 grams per week how many weeks willit take for
    10·1 answer
  • A professor teaches a certain section of material using a lot of examples with sports and cars to illustrate. He is concerned th
    12·1 answer
  • Find the first five terms of the sequence in which a1 = 6 and an = –3an – 1 – 12, if n ≥ 2.
    7·1 answer
  • In a downtown parking lot there are 5 times as many cars there as trucks. There are 12 trucks in the parking lot. How many cars
    13·2 answers
  • Parallelograms (5x+4). 59
    10·1 answer
  • This one a little weird
    10·1 answer
  • PLEASE ANSWER DON'T SEND A RANDOM LINK BRAINLIEST
    9·1 answer
  • Nguyen played a game in which he could either lose or gain points each round. at the end of 7 rounds, he had -8 points. After on
    11·1 answer
  • A TABLE SHOWS PARIS OF X- and y-
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!