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
balu736 [363]
3 years ago
12

Which of the following ordered pairs is a solution of the given system of

Mathematics
1 answer:
Artist 52 [7]3 years ago
7 0

Answer:

x=-14 and y = 9

Step-by-step explanation:

hello

4x + 8y = 8 <=>  divide by 4 both parts

(1) x + 2y = 4

(2) x + 3y = 13

(2) - (1) gives

x + 3y -x - 2y = 13 - 4 = 9

<=> y = 9

we replace in (1) x + 2*9 = 4

<=> x = 4 - 18 = -14

so x = -14

hope this helps

You might be interested in
Solve and show how you did 5 (x-1) + 3 = 13
Goryan [66]
5(x-1) + 3 = 13
5x - 5 + 3 = 13
5x -2 = 13
5x = 15
x = 15/5
x = 3
4 0
3 years ago
Read 2 more answers
Twenty percent of all undergraduates at a university are chemistry majors. In a random sample of six ​students, find the probabi
tamaranim1 [39]
The probability that 4 are chem majors would be 5%
6 0
3 years ago
Match each pair of points with the coordinate that will make a right triangle with its hypotenuse along the graph shown.
MrRa [10]
1 is B
2 is C
3 is A
4 is E

It's a simple question if you use the graph. I recommend you plot the points, so hopefull you can see how i got the answers.
6 0
3 years ago
Alaska has 1,700,000 square kilometers. Flordia has a landarea one tenth the size of Alaska. What is the landarea of Florid
Scrat [10]
The land area of Florida is 170 000 square kilometres, this is because 1 700 000 divided by 10 is 170 000. 
8 0
3 years ago
DESCRIBE
Vanyuwa [196]

Answer:

It represents the height between Hank and Tim on the Mountain/ Or how much higher is Tim than Hank.

Step-by-step explanation:

Since Tim is higher than Hank on the Mountain, and he is on 33 above, and Hank is 126 feet below, this represents the height between Hank and Tim on the Mountain.

8 0
2 years ago
Read 2 more answers
Other questions:
  • What is 3/32 simplified, if it can even be simplified.
    9·2 answers
  • Please help not sure how to do this
    5·1 answer
  • cala uses 2 pounds of feed- all fertilizer for a 100-foot row of vegetables at her farm. At this rate, how many pounds of fertil
    15·2 answers
  • Each person at a picnic chose atleast one piece of a fruit one third of the people chose an apple three -quaters of the people c
    6·1 answer
  • Stephanie ran 1 lap in 6 minutes at this rate how far would she run in 30 minutes
    9·1 answer
  • If there are 13400 students at Rocky Valley College and 1/4
    5·1 answer
  • A tram moved upward 9 meters per second for 36 seconds. What was the total change in the tram's elevation?
    7·1 answer
  • Who ever gets it right first gets brainlyest plz help!
    6·1 answer
  • Can someone help me with this
    12·1 answer
  • Local Savings Bank has a $35 overdraft fee. On Friday, Mr. Baratheon
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!