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
Serjik [45]
3 years ago
7

The cost for 7 dance lessons is 82$. The cost for 11 lessons is 122$. Write and solve an equation to find the cost of 4 lessons

Mathematics
1 answer:
Juliette [100K]3 years ago
6 0

Answer:

$52

Step-by-step explanation:

Using the equation

y=mx+c

82=7x+c

122=11x+c

11x-7x=122-82

4x=40

x=10

To get c

82=7(10)+c

82-70=c

c=12

For 4 lessons

y=10(4)+12=52

You might be interested in
During a radio contest, $50 is added to the prize money each time a caller answers the contest question incorrectly. the first c
omeli [17]

Answer:

50x+100=y
y=550

Step-by-step explanation:

Since the first caller can win $100, you add 100 onto the end. After you add 50 for every person who answered incorrectly. X being amount tried/answered incorrectly, and Y being the amount you can win at that given time

6 0
2 years ago
26 ÷ -6<br><br>as a mixed number and simplified ​
Fed [463]

Answer:

-4 1/3

Step-by-step explanation:

26 ÷ -6

= 26 / -6    (divide both top and bottom by 2)

=  13 / 3

= -13 / 3

= -4 1/3

7 0
3 years ago
Read 2 more answers
Which statement about an extraneous solution is not correct? Select all that apply.
horsena [70]

Answer:

It comes from correct solution steps and is not a valid solution of the equation.

Step-by-step explanation:

8 0
2 years ago
Valentina is trying to decide whether to join her school's swim team. During the summer, the team practices 4 days per week. Eac
Aloiza [94]

Answer:

4

Step-by-step explanation:

4 0
2 years ago
Read 2 more answers
-7(-5x - 9) + 4x<br> Your answer
ASHA 777 [7]
35x - 63 + 4x
35x + 4x -63
39x - 63
8 0
3 years ago
Read 2 more answers
Other questions:
  • Solve.Mo had some toys. He gave 6 away Now he has 6 toys .how many toys did Mo star with
    10·2 answers
  • Tell whether 24 is a factor or multiple of the number 6
    12·1 answer
  • Write 5600 in standard form
    7·2 answers
  • HELP I NEED THIS BEFORE 1:09 PLEASE HELPPP
    7·1 answer
  • 2xy = W<br> solve for x?
    8·1 answer
  • The 3 angles of a triangle have a sum of 90 degrees.
    9·1 answer
  • What is the rational number between 1/16 and 1/12?
    11·1 answer
  • Eight rooms in a house need to be painted.<br>Each room can be painted white or<br>yellow.​
    6·1 answer
  • What is the perimeter of the figure
    13·1 answer
  • I have no clue what I’m doing please help! I’m struggling in Graphing Radical Functions!
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!