subject
Mathematics, 24.02.2021 19:50 aubreyfoster

Solve the following by the method of your choice, and show your work: 7. x+2y=-4
-3x-2y=-4

8. 4x+y=2
y=x-3

9. 2x-3y=7
4x+y=-7

ansver
Answers: 1
Show answers

Another question on Mathematics

question
Mathematics, 21.06.2019 13:40
How do you use the additive inverse to evaluate an expression that uses subtraction in a full sentence
Answers: 3
Answer
question
Mathematics, 21.06.2019 16:20
Which best explains why this triangle is or is not a right triangle?
Answers: 1
Answer
question
Mathematics, 21.06.2019 20:00
How to find the exponential function y=ca^x, with points (1,2) and (2,1)
Answers: 2
Answer
question
Mathematics, 21.06.2019 21:00
If a is a nonzero real number then the reciprocal of a is
Answers: 2
Answer
You know the right answer?
Solve the following by the method of your choice, and show your work: 7. x+2y=-4
-3x-2y=-4
Questions
question
Social Studies, 22.04.2020 13:51
What is the holocaust...
question
Biology, 22.04.2020 13:52
What is the relationship between genes and chromosomes? 1. Chromosomes contain one or more genes. 2. Genes contain one or more chr...
question
Mathematics, 22.04.2020 13:52
What is the rate of change for this set of ordered pairs? X:0 2 4 6 8 y:4 12 20 28 36 A. 2 B.4 C.6 D.8...
question
Mathematics, 22.04.2020 13:59
In one month, Mr. Rich earns $9,278 in regular pay and $2,132 in overtime pay. A total of $673 is deducted from his paycheck for taxes and a com...
question
History, 22.04.2020 13:59
How did the field of robotics affect manufacturing...
question
Mathematics, 22.04.2020 13:59
Helena has five different flowers. She plans to give one flower to each of her five teachers in any order. She gives the first flower to one of...
question
Mathematics, 22.04.2020 13:59
Make v the subject of: T = mv...
question
English, 22.04.2020 13:59
Write the introduction of a suspenseful scary story, using ONE of the story starters below! - On a blustery, autumn evening three friends...
question
Mathematics, 22.04.2020 13:59
The base of a triangle and a parallelogram are the same length. Their heights are also the same. If the area of the parallelogram is 48 m2, what is th...
question
Mathematics, 22.04.2020 13:59
Harry took a loan from the bank. D represents Harry's remaining debt (in dollars) after t months. D=−200t+9000 What was the size of...
question
Biology, 22.04.2020 13:59
Which of the following is an example of homeostasis? During a time of high stress, Justin's heart races, his muscles tense, and he feels sweat drippin...
question
Mathematics, 22.04.2020 13:59
What’s the rate of change for this set of ordered pairs?
question
Chemistry, 22.04.2020 13:59
Wind direction is determined with a . 1. anemometer 2. wind vane 3. barometer...
question
Mathematics, 22.04.2020 13:59
Solve:if y varies directly as the cube of x and if x =125 and x=5,find x when x=729...
question
Mathematics, 22.04.2020 14:00
Jason has 1000 songs on his playlist on his computer, 150 of which are by his favorite band. If the next song is chosen randomly by the computer, what...
question
Chemistry, 22.04.2020 14:00
4 features of carbon that makes it unique in organic chemistry...
question
Mathematics, 22.04.2020 14:00
Work out the height of a parallelogram with a base of 4.6cm and a height of 2cm...
question
Mathematics, 22.04.2020 14:00
USAChinaEurope 36CountryAngle at thePercentagecentre on thesectorChinaJapanThailandE...
question
Chemistry, 22.04.2020 14:00
Features of carbon that makes it unique in organic chemistry...
question
Chemistry, 22.04.2020 14:00
2. Explain why water (a polar molecule) evaporates much more slowly than oil (a nonpolar molecule) using intermolecular forces in your answer....
More questions: Mathematics Another questions
Questions on the website: 13722367
See results (0)