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
just olya [345]
3 years ago
9

-3(-4r - 5) combining like terms

Mathematics
2 answers:
vagabundo [1.1K]3 years ago
6 0

Answer:

12r + 15

Step-by-step explanation:

Just distribute

svp [43]3 years ago
3 0

Answer:

r

=

1

Step-by-step explanation:

You might be interested in
If you had to add two fractions with denominators of 4 and 5. What might the denominator of the sum be? Show more than one possi
Fiesta28 [93]

Answer:

9

Step-by-step explanation:

4 0
3 years ago
Stuck, need help please.
Maurinko [17]

Answer:

22.5 lbs

Step-by-step explanation:

First you find the cubic feet. That is the volume of the object which is length*width*height.

In your example, they are using inches. So you have to convert all units to feet. That would be 0.5 inches, 0.5 inches, and 5/3 inches. The volume would be 0.5*0.5*5/3 which is about 5/12 cubic feet

You then take that 5/12 cubic feet and multiply it by the 54 lbs/cubic foot. The answer would be 22.5 lbs

7 0
3 years ago
Problem Page Maya purchased a prepaid phone card for $30 . Long distance calls cost 18 cents a minute using this card. Maya used
Helen [10]
Her call lasted 17minutes

8 0
3 years ago
PLEASE HELP 11 POINTS
Free_Kalibri [48]

Answer:

It should be 87.92

Step-by-step explanation:

4 0
3 years ago
A Department of Transportation report about air travel found that, nationwide, 78% of all flights are on time. Suppose a random
kiruha [24]

Answer:

The value of parameter n of binomial random variable is 50.

Step-by-step explanation:

The value of n parameter is 50 because it is the size of sample of flights. In binomial experiment the process is repeated fixed n number of times and here in the given scenario random sample of 50 flights is the n which is fixed throughout the process.

8 0
3 years ago
Other questions:
  • What is the estimate of 19.7-6.9
    8·1 answer
  • To prepare for a bicycling event, you warm up each day at a moderate pace then you ride hard for a number of miles. one day you
    13·1 answer
  • I need help with number 3. And 4. Please help me you will get 17 points
    8·2 answers
  • A candle burned at a steady rate. After 37 minutes, the candle was 11.2 inches tall. Eighteen minutes later,
    11·1 answer
  • PLEASE HELP ME I NEED THIS
    5·1 answer
  • Simplify 2 root 3 x 3 root 8
    9·1 answer
  • Joey is 5 years less than three times the age of his son. Joey is 43 years old.
    15·1 answer
  • HELP 50 PTS
    11·2 answers
  • What is the balance after one year on an investment of $20,000 earning 5.2% interest compounded annually? A. .052 B. 21,040 c. 2
    9·1 answer
  • Select all of the phrases that could be
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!