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
svetoff [14.1K]
3 years ago
6

Which expression could be used to solve this problem? Bart practices piano every day. First he practices songs for 20 minutes. T

hen he practices scales for 15 minutes. How much time does Bart practice piano in 3 days? A. 3 × (20 – 15) B. 20 × (15 + 3) C. 3 × (20 + 15) D. 20 × (15 – 3)
Mathematics
1 answer:
Snezhnost [94]3 years ago
5 0
The answer would be C since he practices for a total of 35 or 20+15 minutes for 3 days
You might be interested in
(2 + 3i) + (3 – 4i)<br><br> (3 – 5i) – (–2 – i)<br><br> (2 − 4i)(1+ 3i) <br><br> 2i(−1+ 3i)
grandymaker [24]

Answer:

See below ~

Step-by-step explanation:

<u>Question 1</u>

  • (2 + 3i) + (3 - 4i)
  • <u>5 - i</u>

<u>Question 2</u>

  • (3 – 5i) – (–2 – i)
  • 3 - 5i + 2 + i
  • <u>5 - 4i</u>

<u>Question 3</u>

  • (2 − 4i)(1+ 3i)
  • 2 - 4i + 6i - 12i²
  • <u>14 + 2i</u>

<u>Question 4</u>

  • 2i(-1 + 3i)
  • -2i + 6i²
  • <u>-6 - 2i</u>
6 0
1 year ago
?
ExtremeBDS [4]

Answer:

C) Area of Triangle is 102 Square Units

3 0
2 years ago
How to do divisibility tables
zhannawk [14.2K]
What's a divisability table are you. B or a g how old
3 0
3 years ago
During a promotional event a sporting good store gave a free t-shirt every eighth customer and a free water bottle every 10th cu
liq [111]

Answer:

40th customer

Step-by-step explanation:

Given that there is a promotional event

A sporting good store gave t shirt and free water bottle.

T shirt was given to 8th customer and water bottle to every 10th customer.

For the first person who should get both, he should have number as least common multiple of 8 and 10

8 = 2x2x2

10 = 2x5

Hence least common denominator = 2x2x2x5 = 40

Thus 40th customer will be the first to get both.


5 0
3 years ago
The cost of renting ice skates is $4 plus $3.50 for each hour that the ice skates are
Elis [28]

Answer: D)3.5h+4

Step-by-step explanation:

Let h denotes the number of hours that the ice skates are  rented.

Since, The cost of renting ice skates is $4 plus $3.50 for each hour that the ice skates are  rented.

So , the total cost for ice-skating = $4 + $3.50 x (number of hours that the ice skates are  rented.)

= 4+3.50 x ( h) [as expression]

Hence, the expression can be used to find the cost in dollars of renting ice skates for h hours :-

3.5h+4

5 0
3 years ago
Other questions:
  • 1. Bailey withdrew $135 from her checking account. Write an algebraic expression that describes Bailey's action.
    6·1 answer
  • Two different lines are parallel if their slopes are____.
    9·1 answer
  • Need help ASAP!!!!!!
    9·1 answer
  • What postulate or theorem proves the two triangles are similar?
    5·1 answer
  • What is the answer to 81.56 + n - 2.55
    7·2 answers
  • Help please! answer correctly for brainliest . ( look at picture for question and answer choices )
    10·2 answers
  • Phrases like _______ or ________ indicate that you need to reverse the order.
    6·1 answer
  • CHECKING YOUR UNDERSTANDING
    14·1 answer
  • 5a + 4b^2<br> (if a = -11 and b = 3)
    9·1 answer
  • Substitution method please help :3
    12·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!