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
user100 [1]
1 year ago
7

6. Samantha works twice as many hours per week as Adriana. Together they work a total of 39 h one week. a) State how you will as

sign variables. b) Write an equation to represent the information in the first sentence. c) Write an equation to represent the information in the second sentence. d) Use the method of substitution to find the number of hours worked by each person.
Mathematics
1 answer:
prohojiy [21]1 year ago
7 0

Answer:

Samantha worked 26 hours and Adriana worked 13 hours.

Step-by-step explanation:

Let s = the number of hours that Samantha worked

Let a = the number of hours that Adriana worked

s = 2a

s + a = 39

2a + a = 39

3a = 39

a = 13

You might be interested in
40% of Michelle's monthly earnings goes to her rent payment. If Michelle is paid $3,200 every month, How much does she pay in re
Andrej [43]

Answer:

$ 1,280 hope that helps

8 0
3 years ago
Read 2 more answers
Gary mails 1000 flyers to clients in one week how many flyers does Gary mail
Natalija [7]

He mails

         (1000) x (the number of weeks he keeps it up)

of them.

5 0
3 years ago
Which equation results from adding the equations in this system?
S_A_V [24]

Answer:

i dont know

i am only a kid

but it is 100000000000000

hehe

4 0
2 years ago
Read 2 more answers
Write an equation of the line that has a slope of 2 and passes through the point (-5,1)
vlada-n [284]

y = ax+b

*Slope of 2

a = 2

y = 2x + b

Point (-5,1):

1 = 2*-5 + b

1 = -10 + b

b = 11

y = 2x+11

6 0
3 years ago
Suppose a jar contains 20 red marbles and 21 blue marbles. If you reach in the jar and pull out 2 marbles at random at the same
anastassius [24]

Answer:

the probability would be 1-2

7 0
3 years ago
Other questions:
  • How are the dividend and divisor of a division expression related to parts of a fraction
    6·1 answer
  • What is the LCM of 40 and 15?
    8·2 answers
  • (50 Points)
    11·2 answers
  • Does anyone know what: 5-m<4 equals?
    5·1 answer
  • I need help with this
    14·2 answers
  • A study conducted an experiment with 22,000 women over 10 years to investigate whether a high-stress job leads to heart problems
    12·1 answer
  • 21, Reason A downhill skier is fastest when her
    5·1 answer
  • 8. What is the equation of the line that contains (2, 3) and is perpendicular to the line y = 2x + 3?
    13·1 answer
  • 6) Find the sum of the positive terms of the arithmetic sequence 85, 78, 71, ... 1
    6·1 answer
  • Someone please help me <br> The top number is 18
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!