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Which first step could you take to solve this system using elimination? Equation #1: 2x + 18y = -9 Equation #2: 4x + 18y = -27 (Choose all correct answers) Multiply equation #1 by 2 Multiply either equation
asked
Dec 10, 2024
Mathematics
college
1
answer
152k
views
What is the heparin toxicity antidote, and how does it work?
asked
Dec 4, 2024
Medicine
college
1
answer
11.9k
views
Which of the following is not part of the rhetorical triangle? 1) Audience 2) Purpose 3) Credibility 4) Reliability
answered
Oct 10, 2024
English
high-school
1
answer
173k
views
The power-sizing technique is sometimes referred to as a linear model a. True b. False
answered
Sep 27, 2024
Business
high-school
1
answer
200k
views
Write (5x − 2)² in expanded form using the polynomial identity (x − y)² = x² − 2xy + y². a. 25x² - 20x + 4 b. 25x² + 10x + 4 c. 25x² - 10x + 4 d. 25x² - 20x - 4
answered
Sep 25, 2024
Mathematics
high-school
1
answer
93.9k
views
How many grams of molten iron is produced from a thermite reaction between 10.0g of iron(iii) oxide and 10.0g of al? What is the limiting reaction?
asked
Sep 23, 2024
Chemistry
high-school
1
answer
62.2k
views
Identify the reactants and products of the chemical equation: 3Ca + 2FeCl_3 -> 3CaCl_2 + 2Fe, by name and chemical formula based on the given formula.
asked
Sep 21, 2024
Chemistry
high-school
1
answer
39.3k
views
Students are making lemonade from a powdered lemon drink mix. Isaac mixes 3 cups of water and 2 cups of powdered lemon mix. Mariam mixes 5 cups of water and 4 cups of powdered lemon mix. Use Isaac and
answered
Sep 8, 2024
Mathematics
high-school
1
answer
1.3k
views
Examine the juxtaposition of the words “buy”, “sell” “borrow”, and “lend”
answered
May 29, 2024
English
college
1
answer
159k
views
Which SQL query lists all movies released in the period 1990 to 1999 (inclusive)? Option 1: sql Copy code SELECT * FROM Movies WHERE release_year BETWEEN 1990 AND 1999; Option 2: sql Copy code SELECT *
asked
Feb 10, 2024
Arts
high-school
1
answer
158k
views
Diego measured the length of a pen to be 22 cm. The actual length of the pen is 23 cm. Which of these is closest to the percent error for Diego’s measurement? Select the correct choice. Responses A 4.3%
answered
Jan 22, 2024
Mathematics
high-school
1
answer
143k
views
I don't understand problem like this : h >4
asked
Oct 14, 2023
Mathematics
college
1
answer
135k
views
Question 2 of 10 In order to solve the following system of equations by addition, which of the following could you do before adding the equations so that one variable will be eliminated when you add them?
answered
Oct 2, 2023
Mathematics
college
1
answer
123k
views
Which one is the least? 1/8, 1.125, or 2/5? Then after which one is bigger?
asked
Sep 26, 2023
Mathematics
college
2
answers
135k
views
On how the grinch stole christmas what is the name of the mountain that the grinch lives on?
answered
Jul 10, 2023
Arts
high-school
2
answers
136k
views
however, Alaska later became an important investment because of the following reasons. Dit became a rich trading center and built International connections it was a vast land good for agriculture and farm
answered
Jun 8, 2023
Social Studies
high-school
1
answer
101k
views
If 3x^2+3y^2 = 42 and xy = -15, find the value of (x-y)^2
asked
May 5, 2023
Mathematics
high-school
1
answer
181k
views
Which function below is the inverse of f(x) = 4x-3? (1 point) 2 Of(x)= O F¹(x) = Of(x)= 2 4x-3 Or¹(x)=2x-3 = 2 3-4x 4 2x+3 4
answered
Apr 13, 2023
Mathematics
high-school
2
answers
128k
views
Determine whether the pair of lines is parallel, perpendicular, or neither. y= -1/2x +7 and -x -2y=24
asked
Mar 19, 2023
Mathematics
college
1
answer
194k
views
Need help with this, thanks! it isn't part of a test, just a review question taken from one :)
asked
Feb 19, 2023
Mathematics
college
1
answer
125k
views
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