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
romanna [79]
4 years ago
8

2. Evaluate the expression for a = –1 and b = 5. Show your work. 5a – 7b + b2

Mathematics
1 answer:
pishuonlain [190]4 years ago
3 0
5(-1)-7(5)+(5)2

-5-35+10

-40+10

= -30
You might be interested in
On her science test, Shawn correctly answered 66 out of 78 questions. What percent of the questions did she answer correctly?
Mrrafil [7]
To figure out percetages on tests, divide the number of questions answered correctly by the total number of questions. 

66 ÷ 78 = 0.85

Next, move the decimal point over two places.

0.85 = 85%

Shawn got 85% on the science test. 
6 0
4 years ago
Read 2 more answers
Which of the following is an example of discrete data?
Anton [14]

Answer:

this is right

Step-by-step explanation:

i just took the test and it was B!

6 0
3 years ago
If 4 quarts of ice cream cost $13.16 find the cost of 7 quarts of ice cream
allochka39001 [22]

I divide 4 into 13.16 which is 3.29 so then u multiply 3.29 times 7 which is 23.03

So 23.03 is ur answer
7 0
3 years ago
Find the volume for 3 different spheres by randomly choosing different radii.
Gre4nikov [31]

Answer:

is this high school or college ive seen the same thing but different answers

Step-by-step explanation:

6 0
3 years ago
Read 2 more answers
How would you solve 3x+2y=550 and x=4/5y using the substitution method
Katena32 [7]
Put 4/5y in the place of x.
So it would be 3(4/5)y+2y=550
Then, Solve
7 0
4 years ago
Other questions:
  • Please help me find the area of the rhombus
    8·2 answers
  • Find the area of the segment of a circle whose radius is 3cm and subtends an angle of 2/3π​
    14·1 answer
  • Please help meeeeeeeeeee
    11·1 answer
  • Can 75÷by 9 ease answer i need help with home work
    9·2 answers
  • A diver begins at sea level and descends vertically at a rate of 2 1/2 ft. per second. How long does the diver take to reach -15
    6·1 answer
  • What is the surface area of the cube shown?<br> square centimeters
    5·2 answers
  • An architect drew the blueprint for a new office building. He used a scale in which 1 inch represents 7.5 feet. The floor of an
    13·1 answer
  • Complete the following statement. Write your answer as a decimal or whole number.<br> % of $68 = $34
    13·1 answer
  • How do I do 2/5÷(-10/7)​
    6·1 answer
  • Danielle earns a 7.75% commission on everything she sells at the electronics store where she works. She also earns a base salary
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!