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
Daniel [21]
3 years ago
12

-3x + y = 7 -4x + 4y =-12

Mathematics
1 answer:
Firlakuza [10]3 years ago
9 0

Step-by-step explanation:

multiplying eq 1 by 4and eq 2 by 3 ,we get

-12x+4y=28

-12x+12y=-36

solving eq 1and 2

4y-12y=64

-8y=64

y=-8

x=-5

You might be interested in
Which three pieces of information contribute the most to your credit score?
Nadya [2.5K]
.....................................
6 0
3 years ago
Linnea's company's revenue in 2017 is 36/25 of its revenue in 2016. What is Linnea's company's revenue in 2017 as a percent of i
nekit [7.7K]

Let the 2016 revenue = x

Let the 2017 revenue = y

36/25 * 100 = the percent relationship

% relationship = 144%

y = 144% x

Answer 144% <<<<

6 0
4 years ago
Read 2 more answers
Plz help!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
____ [38]

Answer:

24x

6x + x - 2

Step-by-step explanation:

You combining the 4 sides of the square

6x + 6x + 6x + 6x

Same with the triangle

3 0
3 years ago
5g⁴- 5g³ + 20g² - 20g<br> factor the polynomial
Alina [70]

Answer:

5g⁴- 5g³ + 20g² - 20g

5g(g³-g²+4g-4)

5g(g²(g-1)+4(g-1))

5g(g-1)(g²+4)

7 0
3 years ago
Read 2 more answers
What is 1+1? I am very confused, is it 1, 0, or 3?
Yuri [45]

Answer:

1 + 1 = 2, if you are doing multiplication then it is 1 x 1 = 1

Step-by-step explanation:

8 0
3 years ago
Other questions:
  • In the last 98 years, 100 billion crayola crayons have been made! In the last 98 years, average of how many Crayola crayons have
    12·2 answers
  • Triangle $ABC$ is isosceles with $AB = BC.$ If $AC = 20$ and $[ABC] = 240,$ then find the perimeter of triangle $ABC.$
    13·2 answers
  • Help what is 4(3q+10)=6(2q-9)
    13·2 answers
  • Tom always keeps his 4 gardens clean. He takes 20 minutes to clean a single garden. How much time will it take to clean all four
    13·2 answers
  • A teacher has 613 fliers to divide equally among 29 students. About how many fliers will each student receive?
    10·1 answer
  • Is the answer option c?
    11·1 answer
  • The two rectangles below are similar. What is the measurement of the missing side of the rectangle?
    11·1 answer
  • Devon purchased tickets to an air show for 9 adults and 2
    13·2 answers
  • GIVING BRAINLIEST FOR BEST ANSWER!
    8·2 answers
  • The symbol for a radioactive nuclide is superscript 131 subscript 56 upper b a.. which statement is correct? the atomic number o
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!