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
juin [17]
2 years ago
12

A group of 5 teachers bought 3 pens and 1 eraser each. Their total cost for all the materials was $12.89. If the eraser was $0.9

7, how much was each pen?
Variable:________________

Equation:________________

Solution:________________
Mathematics
1 answer:
n200080 [17]2 years ago
7 0

Answer:

  • $0.536

Step-by-step explanation:

<u>Variable: </u>

  • p for pen

<u>Equation:</u>

  • 5(3p + 0.97) = 12.89

<u>Solution:</u>

  • 5(3p + 0.97) = 12.89
  • 15p + 4.85 = 12.89
  • 15p = 12.89 - 4.85
  • 15p = 8.04
  • p = 8.04 / 15
  • p = 0.536
You might be interested in
Write an algebraic expression for the word phrase.
vovangra [49]

Answer:

0.30 m

Step-by-step explanation:

<u>Explanation</u>:-

Given data is 30 % of m

Algebraic expression:-

The form of the algebraic expression is ax+ by +c

Given data is 30 % of m

here 'of' meaning is multiplied of given term

therefore \frac{30}{100} X m

The algebraic expression is 0.30 m

6 0
3 years ago
Read 2 more answers
The sum of the reciprocal of a number and 5/6 is 13/12. Find the number.
ddd [48]

\frac1x+\frac56=\frac{13}{12}\ \ \ \ |\cdot12\\ 12\cdot\frac1x+12\cdot\frac56=12\cdot\frac{13}{12}\\ \frac{12}x+\frac{60}6=13\\ \frac{12}x+10=13\ \to \ \frac{12}x=3\ \to \ \boxed{x=4}

4 0
3 years ago
Read 2 more answers
Dawn has 2 quarters, 1 nickel,<br> and one $1 bill. How much<br> money does Dawn have?
Anna007 [38]

Answer:

$1.55

Step-by-step explanation:

3 0
3 years ago
Read 2 more answers
There are 12 boys and 24 girls in a sixth grade class, What are 2 statements to compare the number of boys to girls.
Norma-Jean [14]

Answer:

1.) There are twice as many girls as there are boys in a sixth grade class.

2.) There are half as many boys as there are girls in a sixth grade class.

7 0
3 years ago
If Nicholas is located at (–3, 2), what is the distance to get to the grocery store?
PilotLPTM [1.2K]

Answer:

it would be D 5 hope this helps :)

Step-by-step explanation:

5 0
3 years ago
Other questions:
  • Is (1,3) (2,4) and (-2,1) (-3,0) a parallel line?
    11·1 answer
  • I NEED 10 PEOPLE TO ANSWER FOR MY MATH SURVEY- What is your favorite sub-genre of rock?- you may give examples Emo/Pop Punk Clas
    8·1 answer
  • Find the product of 2 and 500.
    12·1 answer
  • EXPERTS HELP!! Jane was playing a game with her sister, Sally. Jane was down by 7. After her next turn, she was down by 3. Which
    13·2 answers
  • ΔABC and ΔXYZ are similar triangles. The lengths of two sides of each triangle are shown. Find the lengths of the third side of
    9·1 answer
  • What number would represent 6.9 meters below sea level? *
    7·1 answer
  • Find f(x)=(x^2)+x+39, when x=50. (don't write a comma in answer.)
    15·1 answer
  • PLZ HELP ME QUIZ<br> 4 X 3/8
    12·2 answers
  • Which of the following is a type of special triangle
    12·2 answers
  • Aubrey went shopping at her favorite store target she bought three shirts and a pair of jeans that cost $28 she spent a total of
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!