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
ioda
3 years ago
12

A textbook store sold a combined total of 444 chemistry and biology textbooks in a week. The number of chemistry textbooks sold

was three times the number of biology textbooks sold. How many textbooks of each type were sold?
Mathematics
1 answer:
Arturiano [62]3 years ago
6 0

Answer: 333 chemistry books and 111 biology textbooks

Step-by-step explanation:

444=x+y

x=3y

4y=444

y=111

x=chemistry

y=biology

You might be interested in
Thomas can go to school and ice cream parlor on the bus and his bicycle. In how many ways can he reach the school and parlor?
ExtremeBDS [4]

Answer:

2 ways, on the bus or the bicycle!

Step-by-step explanation:

Hope this helps

5 0
3 years ago
last week shiras fruit stand sold 1 3/4 boxes of peaches down the road tommys fruit stand sold 2 1/2 times as many boxes of peac
Sedaia [141]
The answer is 4 3/8 boxes because 1 3/4 x 2 1/2 = 4 3/8.
6 0
3 years ago
PLEASE HELP
Rudik [331]
y=75\ \ \ \ x=5\\\\
y=?\ \ \ \ \ x=3\\\\
proportion:\\
\frac{75}{y}=\frac{5}{3}\ \ \ | cross\ multiplication\\\\
75*3=5y\\\\
225=5y\ \ \ | divide\ by\ 5\\\\
y=45

5 0
3 years ago
Could you guys help me solve 9 I would appreciate it :)
Drupady [299]

Answer:

Step-by-step explanation:

12<18/3(-2)+12  turns into 12<18/-6+12

False

5 0
3 years ago
Which of the following is the conjugate of a complex number with 2 as the real part and −8 as the imaginary part?
vampirchik [111]
The complex number is given as: 2-8i

So for conjugate, you just flip the sign of the imaginary part:

2+8i will be the answer
3 0
3 years ago
Read 2 more answers
Other questions:
  • A circle is the collection of points ina plane that are the same distance from the radius.
    11·2 answers
  • Find two numbers whose sum is 15 and whose product is 36
    12·1 answer
  • Change the decimal to a percent. 0.7 =
    12·2 answers
  • What is 4.4E-10 divided by 5.5E17
    5·1 answer
  • What is the volume of a rectangular prism with the dimensions: base 2/1 2, height 1/1 2, and length 3/1 2?
    10·2 answers
  • Use substitution to determine the solution of the system of equations.
    5·1 answer
  • 25+(98-7) x 4 that’s it pls help
    5·1 answer
  • 3/4 of Hari's marbles are black and 1/5 are green. What would be the ratio of black marbles to the green marbles?
    6·2 answers
  • Help with what u can thx peeps brainliest :)
    10·2 answers
  • Can you tell which of the following triangles are right and explain your answer? The numbers represent the lengths of the sides:
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!