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
Genrish500 [490]
3 years ago
14

-4x + 3y = -19 -4x - y = -15

Mathematics
1 answer:
Stells [14]3 years ago
8 0

Answer:

x=

−3

4

y+

−19

4

Step-by-step explanation:

You might be interested in
Solve for x, given the equation square root of x + 9 -4 = 1
saveliy_v [14]

Answer:

x = -4

Step-by-step explanation:

7 0
3 years ago
Read 2 more answers
A pharmaceutical company is conducting a study on whether or not their new vaccine is effective in preventing chicken pox. The r
Fed [463]

Answer:

The answer is "Type 1 error".

Step-by-step explanation:

The error of type I, frequently known as a 'false positive': its error in judgment that perhaps a null hypothesis is simply rejected. This is the mistake of accepting a possible (actual interest hypothesis) hypothesis whenever the results could be attributed to chance since the researchers deny, if valid, the null hypothesis.

5 0
2 years ago
Write the inequality |x - 2| < 3 without absolute value symbols.
kotegsom [21]

|x-2| < 3\Rightarrow x-2 < 3\ \wedge\ x-2 > -3\ \ \ \ |+2\\\\x < 5\ \wedge\ x > -1

x\in(-1,\ 5)

4 0
3 years ago
Okay guys I'm not very good at word problems, but here's my question:
allsm [11]

Answer:

54 students

Step-by-step explanation:

331 - 7 = 324

324 divided by 6 = 54

Hope this helps :D

8 0
3 years ago
Evaluate |x + y|, for x = 8 and y = -15.<br><br> 7<br> -7<br> 23<br> -23
natka813 [3]

Answer:

7

Step-by-step explanation:

When evaluating absolute values, a great way to remember what they do is simple. No matter the number, whether it is negative or positive, the number(s) IN THE absolute values are ALWAYS positive.

So, |x + y| is then substituted with the numbers given for the variables.

|x + y|

|8 - 15|

|-7|

7

Hope this helps!

3 0
2 years ago
Other questions:
  • Write an expression that has four terms. Your expression should have three different variables and a constant
    7·1 answer
  • Kahn academy question:
    9·1 answer
  • There are three consecutive integers such that the sum of the two smallest integers is 17 less than three times the largest. wha
    14·1 answer
  • I can’t figure out the answer to this, does anybody know?
    5·1 answer
  • Math questions 40 and 41!!
    5·1 answer
  • Write the equation of the line in slope-intercept form that passes through the point (-3, 5) and is parallel to y=-2/3x
    15·1 answer
  • Write the point-slope form of the line passing through (2, -12) and perpendicular to y = 3x.
    14·1 answer
  • A basketball player made 17 out of 20 free throws at practice.What percent of the free throws did the player miss?
    6·2 answers
  • I have four bags of small chocolate
    6·2 answers
  • Given the statement, LEI=BNZ and the diagrams shown, determine the value of x.
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!