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
kogti [31]
3 years ago
11

Solving systems of equations using substitution p=q+3 4p+3q= -30

Mathematics
1 answer:
patriot [66]3 years ago
5 0
4(q+3) + 3q = -30
4q +12 + 3q = -30
7q+12= -30
7q = -12-30
7q = -42
q = -6
p = -3

You might be interested in
B) Find the value of 2^-3 x 3^-2
jekas [21]

Answer:

1/72

Step-by-step explanation:

2^-3 = 1/2^3 = 1/8

3^-2 = 1/3^2 = 1/9

1/8 x 1/9 = 1/72

7 0
3 years ago
Read 2 more answers
What is 76,808 rounded to the nearest 100?
Neporo4naja [7]

Answer:

76,800

Step-by-step explanation:

This is because 808 is closer to 800

5 0
3 years ago
7b + 15 +4 it says write two equivalent expressions.Help
VARVARA [1.3K]

Answer:

1. 4b+3b+15+4

2. 7b+19

Step-by-step explanation:

Both are equivalent expressions :))

7 0
2 years ago
Which of the given expressions results in 0 when evaluated at x = 5? A. 5x(x − 7) B. (x − 8)(x − 5) C. (x + 7)(x − 2) D. (x + 5)
SSSSS [86.1K]

Answer:

B. (x - 8)(x - 5)

Step-by-step explanation:

If you plugged in x = 5 into the 2nd equation, you would see that you would be multiplying by 0, which would turn everything zero.

3 0
3 years ago
Read 2 more answers
5 kilometers 745 decimeters = how many<br> decimeters
tester [92]
5 kilometers = 5000 decimeters if that answers your question sorry ...
5 0
3 years ago
Other questions:
  • the temperature was 15 .it dropped so that the temperature was 0 . what integer represents the change in temperature?
    14·1 answer
  • Please help me with the question above
    5·1 answer
  • From 5 miles to 16 miles rounded to the nearest percent
    14·2 answers
  • Solve the system of equations using the substitution method.<br> -5x − 3y = 16<br> y = x
    10·2 answers
  • I need help pleace. ​
    6·2 answers
  • A clothing store salesperson makes a 5% commission on sales each day. If the salesperson sells $200 worth of clothes, how much d
    11·1 answer
  • Sorry nvm i didnt mean to do this take free ponts :)
    8·2 answers
  • What is Y= -1/3x + 3
    6·2 answers
  • 5, 10, 45, 200, 300, 400<br> What is the standard deviation <br> (Round to nearest 100)
    15·1 answer
  • Find the value of x and y (please explain)
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!