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
abruzzese [7]
3 years ago
15

Use elimination to solve the system of equations. 2X - 3Y = 9 -5X - 3Y = 30

Mathematics
1 answer:
shtirl [24]3 years ago
6 0

Answer:

X = -3

Y = -5

Step-by-step explanation:

    2X - 3Y = 9

<u>- (-5X - 3Y) = 30</u>

    7X + 0Y = -21

               X = -3

2(-3) - 3Y = 9  

        - 3Y = 15

            Y = -5

You might be interested in
44.17
Vikentia [17]
What thats so long sjsusjdjss
3 0
3 years ago
Kendra was asked to find the number of students who planned to attend the evening symphony performance. She was told that 40 per
navik [9.2K]

Picture related to the question is attached below

Answer:

Kendra should have divided by 2 instead of multiplying by 2

Step-by-step explanation:

40 percent = percentage who plan to attend

100% = total percentage of student

From the question ;

When reducing percentages, division is employed and this the equation should be :

40/2 ÷ 100/2

40/2 * 2/100

20 * 1/50

20/50

= 0.4

0.4 * 50

= 20 students

6 0
2 years ago
Read 2 more answers
How do you math? If you can answer this good for you, I cannot. (Allowing chatting in the comment section so frens come on in.)
kompoz [17]
The answer correct answer is yea
3 0
2 years ago
Read 2 more answers
Solve the following inequality using the algebraic approach:
Morgarella [4.7K]

Answer:

b. x less-than StartFraction 10 Over 3 End fraction

7 0
3 years ago
Which of the following is the equation of a circle with center (5, -2) and a radius of 3?
ryzh [129]
EQUATION OF A CIRCLE = (x-h)² + (y-k)² =r²

Since the center of the cercle is in O, then h=5 & k=-2

(x-5)² + (y+2² =9
8 0
3 years ago
Other questions:
  • Solve the following system of equations. Enter the y-coordinate of the solution. Round your answer to the nearest tenth 5x+2y=7
    14·1 answer
  • What is the answer to 6(-3-4y) simplifying algebraic expressions
    7·1 answer
  • Can someone help me on this last question
    5·1 answer
  • What is the formula (equation) for momentum?
    6·2 answers
  • Please answer : ) will give brainly go to last problem for it to make sense
    15·1 answer
  • If sina-Cosa= o find coseca.<br><br><br>​
    14·1 answer
  • Carrie recorded the temperature outside her school at the same time each day for four days. On Monday, the temperature was 11 de
    12·1 answer
  • The maximum speed of China’s CRH380A train is 4.873 × 102
    12·1 answer
  • Graph the lines by making a table. a. y = 2x = 4
    8·1 answer
  • I’m a football game the home team scored 2 times as many points as the visiting team, if the game ended with a total of 21 point
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!