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
bazaltina [42]
3 years ago
5

31) -20 + (-9) = 33) -19-(-15) = Help pls

Mathematics
1 answer:
Wewaii [24]3 years ago
5 0

Answer:

31. -29

33. -4

Step-by-step explanation:

You might be interested in
What is the inverse of the function f(x) = 6x-5/x+9
PSYCHO15rus [73]

Answer:

f

−

1

(

x

)

=

9

x

+

5

6

−

x

Step-by-step explanation:

Since g(f(x))=x g ( f ( x ) ) = x , f−1(x)=9x+56−x f - 1 ( x ) = 9 x + 5 6 - x is the inverse of f(x)=6x−5x+9 f ( x ) = 6 x - 5 x + 9 .

7 0
3 years ago
(2.5a - 3) - 0.25 (a+8) simplified <br><br> :[ i'll give u all my points
anyanavicka [17]

Answer:

2.25a-5

Step-by-step explanation:

rate brainiest please!

7 0
3 years ago
Read 2 more answers
List three different combinations of coins, each with a value of 30% of a dollar ​
Sergio [31]

Answer:

1 Quarter + 1 Nickel , 3 Dimes , 30 Pennies , 15 Pennies + 1 Nickel + 1 Dime , 10 Pennies + 2 Nickels + 1 Dime ... There are many different ways to make 30 cents with certain coin combinations.

Step-by-step explanation:

8 0
3 years ago
Solve for v.<br> 3v=75<br> Simplify.
oee [108]

Answer: v = 25

Step-by-step explanation:

Divide each side by 3

3v/3 = v

75/3 = 25

v = 25

25 * 3 = 75

6 0
4 years ago
Read 2 more answers
Using the LSRL model, estimate the volume of a gas 2.5, 4.5, and 6.5 atmospheres
barxatty [35]

Answer:

Brett is working in the chemistry lab trying to determine if he can predict the volume of three different gases (nitrogen, oxygen, and carbon dioxide) based upon the pressure applied to them. He kept all other characteristics of the gases constant. Brett performed the following analysis:

9-60 Graph

9-60 Residuals

Discuss the association, including slope and -squared.

Hint (a):

What is the residual with the greatest magnitude and what point does it belong to?

Hint (b):

Answer (b):

Using the LSRL model, estimate the volume of a gas at , and atmospheres. Use an appropriate precision.

Hint (c):

Answer (c):

How well would this linear model work in predicting more extreme pressures? Support your answer.

Hint (d):

3 0
3 years ago
Other questions:
  • What is the total area of the shape
    13·1 answer
  • I need to solve 2t+7=-1
    6·1 answer
  • What is the inverse of (-3,4), (2,6), (5,-3)
    15·1 answer
  • A triangle has side lengths 1.5 cm, 2 cm, and 3 cm. Is this a right triangle? Explain.
    8·1 answer
  • Answer the question in the image below.
    15·2 answers
  • I need help
    15·2 answers
  • There are 10 marbles in a bag. 1/5 are red and the others are blue. What is the ratio to blue marbles.
    6·1 answer
  • Plzzz help me with this ​
    15·1 answer
  • Select the correct answer.
    11·1 answer
  • Find the x- and y-intercepts of the graph of -10x+4y=20. State each answer as an integer or an improper fraction in simplest for
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!