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
g100num [7]
3 years ago
14

System of equations, please help.

Mathematics
1 answer:
Rzqust [24]3 years ago
3 0

Answer:

3.75*A + 2.50*D = 35

A + D = 12

A = 12 - D

3.75*(12-D) +2.5*D= 35

45 - 3.75D + 2.5D = 35

45 - 1.25D = 35 |-35

10 - 1.25D = 0 |+1.25D

10 = 1.25D | /1.25

8 = D

A+D=12

A+8=12 |-8

A=4

If you like it, brainliest would be cool

You might be interested in
PLEASE HELP IM GIVING BRAINLIEST FOR WHOEVER ANSWERS IT FIRST CORRECTLY ITS A MATH QUESTION
Andrew [12]

The answer would be neither because it is on both the odd(bottom side) and even sides

8 0
2 years ago
Read 2 more answers
6(x – 1) = 9(x + 2) what is the answer
const2013 [10]

Answer:

The answer is x = -8

6 0
3 years ago
abel drew some triangles.his drawing had 21 vertices. how many triangles did he draw?write a division equation to answer the que
Vilka [71]
Triangles have 3 vertices. The total is 21 vertices. 21 / 3 = 7. He drew 7 triangles.
3 0
3 years ago
PLEASE HELP ASAP IM STUCK HELP PLEASE
sasho [114]

Answer:

x>-2  and x<5

-2 <x<5

Step-by-step explanation:

We have open circles at -2 and 5 and are between the two numbers so we have and AND statement. It can be written either

x>-2  and x<5

or

-2 <x<5

6 0
3 years ago
Y=3/8x The constant of proportionality is
Zanzabum

The constant of proportionality is 3/8

5 0
3 years ago
Read 2 more answers
Other questions:
  • The diameter of Z is 5 in. What is its area in terms of pi?
    5·2 answers
  • Rename the number. Use the place value chart to help. 24 ten thousands =
    10·2 answers
  • What is the value expression to 3 1/4 - 1 7/8 =show how?
    13·1 answer
  • What is 3 1/2+4 5/6?
    10·1 answer
  • Brent's neighbor paid him for fixing her roof. Brent shares the money equally with his brother who helped him on the job. If Bre
    13·1 answer
  • Need help please please someone help me
    14·2 answers
  • Shauna borrows $400 from her parents to buy a phone. She agrees to pay them back plus 4% simple interest over one year. Use this
    12·2 answers
  • PLS help will give brainliest!!! 50 Points!!
    5·1 answer
  • Plzzzzzz answer quickly.​
    10·2 answers
  • The graph shows the growth rate of a certain bacteria in a lab, where the number of bacteria depends on the number of hours sinc
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!