subject
Mathematics, 22.06.2020 20:57 aclm2001

Resolver los siguientes ejercicios por el sistema de ecuaciones por los siguientes métodos; sustitución, igualación y reducción. A) {2X + Y = 6
{3X – Y = 4

B) 2X - 3Y = 9
3X + 5Y = -15

C) {2X + Y = -1
{ 3X + 2Y = 10

D) { X – Y / 7 = 2X -1 E) { X + 4Y = 16
{ 2X – Y-8/2 = X { X – 2Y = 4

ansver
Answers: 3
Show answers

Another question on Mathematics

question
Mathematics, 21.06.2019 16:00
Tamera puts 15/4 gallons of gasoline in her car. which mixed number represents the gallons of gasoline? a) 2 3/4 gallons b) 3 1/4 gallons c) 3 3/4 gallons d) 4 1/2 gallons answer it's worth a lot of points!
Answers: 3
Answer
question
Mathematics, 21.06.2019 17:00
What is the y intercept of f(x)=(1/2)^x?
Answers: 1
Answer
question
Mathematics, 21.06.2019 19:00
What are the solutions of the equation? 5z^2 + 9z - 2 = 0 a. 1, -2 b. 1, 2 c. 1/5, -2 d. 1/5, 2
Answers: 2
Answer
question
Mathematics, 21.06.2019 21:00
Mr. thompson is on a diet. he currently weighs 260 pounds. he loses 4 pounds per month. what part of the story makes the relationship not proportional?
Answers: 3
Answer
You know the right answer?
Resolver los siguientes ejercicios por el sistema de ecuaciones por los siguientes métodos; sustituc...
Questions
question
English, 13.11.2019 21:31
Epic poetry may be of considerable length, but they are not novels because they do not have complex characters they were writt...
question
English, 13.11.2019 21:31
Esperanza likens her sister's laughter to the sound of a pile of dishes breaking. of which literary device is this the best example?...
question
Business, 13.11.2019 21:31
Cruise company produces a part that is used in the manufacture of one of its products. the unit manufacturing costs of this part, assuming a productio...
question
Mathematics, 13.11.2019 21:31
Consider the lists of length six made with the symbols p, r, o, f, s, where repetition is allowed. (for example, the following is such a list: (p, r,...
question
Physics, 13.11.2019 21:31
Estimate the probability of nding an electron which is excited into the 2s orbital of the h atom, looking in a cubical box of volume 0.75 × 10236 m3 c...
question
Social Studies, 13.11.2019 21:31
When researchers added a few drops of vinegar to a brand-name beer, the beer tasters disliked it only if they had been told they were drinking vinegar...
question
Mathematics, 13.11.2019 21:31
Escher often used animals and other recognizable shapes as tiles in his tessellations. he created the fish pattern on the left in 1942. what kind of t...
question
English, 13.11.2019 21:31
Evaluate review the last two stanzas of the poem. does this happy endinane a satisfying conclusion, or is it disturbing? explain your res...
question
Social Studies, 13.11.2019 21:31
Transition programs are effective when students with intellectual disabilities achieve each of the following except: a. are integrated into an...
question
English, 13.11.2019 21:31
Evaluate the narrator of the outsider. how credible is his presentation of events ? explain whether your understanding of the narrator added to the st...
question
Social Studies, 13.11.2019 21:31
Examples are especially as supporting materials because they:...
question
Business, 13.11.2019 21:31
Even though most corporate bonds in the united states make coupon payments semiannually, bonds issued elsewhere often have annual coupon payments. sup...
question
Mathematics, 13.11.2019 21:31
An article in knee surgery sports traumatology, arthroscopy, "effect of provider volume on resource utilization for surgical procedures," (2005, vol....
question
Mathematics, 13.11.2019 21:31
Every month, adrian pays for his own long-distance calls made on his family phone. last month, 15 of the 60 minutes of long-distance charges were adri...
question
Mathematics, 13.11.2019 21:31
Eric randomly surveyed 150 adults from a certain city and asked which team in a contest they were rooting for, either north high school or south high...
question
Mathematics, 13.11.2019 21:31
Exercise 3.4.10: a) find a continuous f : (0,1) → r and a sequence {xn} in (0,1) that is cauchy, but such that { f(xn)} is not cauchy. b) prove that...
question
Spanish, 13.11.2019 21:31
Escucharmultiple choice activity audio textbook instructionsmientras escuchas estas oraciones, identifica los sustantivos (nouns). luego, indica si se...
question
Mathematics, 13.11.2019 21:31
Expand: in (4a) 3 in 4 + in a * 3 in 4-3 in a 3 in 4 + 3 in a retry...
question
Biology, 13.11.2019 21:31
Evaluate the nature of the thermal vibrations in each of the four states of matter...
question
History, 13.11.2019 21:31
Explain how patrick henry alerts his listeners to the urgency of his message. what actions being taken by the british in 1775...
More questions: Mathematics Another questions
Questions on the website: 13722361
See results (0)