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solve each system of equations using substitution,show work 3x + y + z = 5 x + 2y - 3x = 15 2x-y+z= 2

asked Dec 22, 2024

1 answer 126k views

Which best characterizes the following statement: "Energy is never created nor destroyed." A) Hypothesis B) Theory C) Law D) Observation

answered Oct 27, 2024

2 answers 138k views

The Battles of Lexington and Concord were seen by many at the time-as they typically are today-as Multiple Choice O a deliberate provocation on the part of the Massachusetts militia. O an entirely unexpected

asked Oct 24, 2024

1 answer 307 views

75 pointsss HELP me please mathhhh

asked Sep 24, 2024

1 answer 204k views

What is the "central dogma"? A. The earliest cells on Earth most likely used RNA to store and copy genetic information. B. The ability of a cell to survive depends on the accurate duplication of genetic

answered Aug 9, 2024

1 answer 220k views

When you subtract mixed numbers, subtract the whole-number parts first, then the fractional parts. A. True B. False

asked Jul 15, 2024

1 answer 66.0k views

An iceberg is a chunk of a glacier that has broken off and is floating in the ocean. Icebergs are made of fresh water while the ocean is salt water. The difference in the densities of fresh and salt water

answered Jun 20, 2024

1 answer 211k views

Calculate the change in energy (in kJ) for the reaction shown below, if you begin with 52 grams of fluorine (F2), and the ΔHrxn = -542 kJ. a. -27984 kJ b. -5224 kJ c. -10.46 kJ d. -10460 kJ

asked May 16, 2024

1 answer 183k views

How to remove the last 3 characters in excel

answered May 5, 2024

1 answer 14.0k views

The phrase "reaching consensus" is often used in performance improvement. The term consensus refers to ?

asked Mar 21, 2024

1 answer 54.7k views

While performing a Doppler evaluation of the abdominal vessels, you detect a stenosis in the right renal artery. Which of the following is not a sign of stenosis with spectral analysis? A) Spectral broadening

answered Mar 19, 2024

1 answer 88.3k views

What was Constantine’s role in the establishment of Christianity in the Roman Empire? A)He denied church leaders their request to hold a church council to settle doctrinal disputes. B)He made it the official

asked Oct 25, 2023

2 answers 63.8k views

A: Complementary B: Supplementary C: Vertical _________are the two nonadjacent angles formed by two intersecting lines. These angles are congruent. What is the answer?

answered Sep 22, 2023

2 answers 65.2k views

I need help with this practice problem solving The subject for this practice today is “parametric equations” Grade level is 11th

answered Sep 11, 2023

1 answer 6.8k views

How can this model be used to determine 2.3−0.26 ? Enter your answers in the boxes. The model shows a total of 2 wholes and 3 tenths. After regrouping 1 tenth into 10 hundredths, there are 2 wholes, tenths,

answered Aug 9, 2023

1 answer 48.3k views

Which statement from the text is an example of foreshadowing? "There is no Africa in the nursery," said Peter simply. "Those screams--they sound familiar." "Matter of fact, we're thinking of turning the

answered Jul 30, 2023

2 answers 148k views

Simplify 3 sin ² 8t + 5 cos ² 8t

asked May 7, 2023

1 answer 43.7k views

Form the present perfect with the present simple form of ______ +past participle

asked Apr 13, 2023

1 answer 134k views

The measure of an angle is 11.3°. What is the measure of its supplementary angle?

answered Feb 15, 2023

1 answer 146k views

Depression definition economics.

asked Dec 4, 2022

1 answer 54.2k views

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