dwayne used row operations on an augmented matrix representing a system of equations and obtained the following result. how many solutions does dwayne's system of equations have?

Answer:

please explain

Step-by-step explanation:

the perimeter of a semi circle whose radius is the perimeter of a semi circle whose radius is the perimeter

the perimeter of a semi circle whose radius is the perimeter of a semi circle whose radius is the perimeter

Whats a 3 2/1 divided by 9 2/4

There are 17 adult dogs and 8 puppies at the dog park. Which statement is correct?
A. The ratio of adult dogs to puppies at the park is 8:17
B. The ratio of adult dogs to all dogs at the park is 17:8.
C. The ratio of puppies to adult dogs at the park is 5:8.
D. The ratio of puppies to all dogs at the park is 8:25.
Which one is right? Please explain your answer.
PLS HELP ME

Which ordered pairs in the form (x,y) are solutions to the equation
3 x - 4y = 21

(-1, -6) (11, 3)
(-3, 3) (7, 0)

To multiply multi-digit numbers, it’s important to line up the numbers

A. vertically.
B horizontally
C. at an angle.
D. in numerical order.

How is adding two negative fractions like adding two positive fractions.

ples help me

Which of the following is NOT a true statement about the angles in the figure below?

Chase lives 2 3/5 blocks west of Ellie. They draw a number line to model the situation. Because Ellie lives 3 1/2 blocks east from the school, they give her house the coordinates 3 1/2. Chase incorrectly claims that the coordinate of his house is 6 1/10. a. What is the correct coordinate of Chase's house? b. What is Chase's likely error? A. He subtracted 3 1/2 from the coordinate from Ellie's house. B. He added 3 1/2 to the coordinate for Ellie's house. C. He subtracted 2 3/5 from Ellie's house. D. He added 2 3/5 to the coordinates for Ellie's house. Please help me it would really be the best

What is the answer to this problem?

PLZ HELP ITS DUE TODAY!!!!!!!

Problem 1: Over time, houses can sink slightly due to shifts in the soil below. One house was built with its ground at sea level, and over a period of 7 years, it sank to an elevation of -1 5/16 feet. How much change each year in elevation of house?

Convert 6 and 3/5 to an improper fraction.

in 2005 8.1 x 10^10 text messages were sent in the united states. in 2010, the number of annual text messages has risen to 1,810,000,000,000. about how many times as great was the number of text messages in 2010 than 2005?

At a local farm, customers pick their own strawberries using quart or half-quart containers.

The table shows the amounts picked by three customers. Weights are rounded to the nearest tenth of a pound.


Number of Quarts, n

3
5
1.5
Weight, w
4.2
7.0
2.1
Is the relationship between the number of quarts picked and the weight of the strawberries proportional? Explain.

It says I keep getting messages, but I cant message anyone, and when I go to the messaging tab, nothing is there. Anybody have an explanation?

Two-thirds of the students in Harry’s math class and three-fifths of the students in Amani’s math class are boys. Which question about the classes is best modeled with a division expression?

A If there are 12 boys, how many students are in Harry’s class?

B If there are 24 students, how many boys are in Amani’s class?

C What fraction of the students in Harry’s class are girls?

D What fraction of the students in Amani’s class are honors students if the fraction is equal to StartFraction 5 Over 4 EndFraction the fraction of students who are boys?

Potatoes are on sale at both Grocery Mart and Baldwin Hills Market. At Grocery Mart, a 5 lb. bag of potatoes cost $2.85, and at Baldwin Hills Market a 7 lb. bag of potatoes costs $4.20. Which store offers the better price per pound for potatoes?
Grocery Mart price per pound potato:
Baldwin Hills price per pound potato:
Which store offers the better price per pound on potatoes? How do you know? What is the difference in the price per pound? Please explain your answer and do this step by step
HELP ME PLS

classify the number: -23

Marky goes to the store and buys 5 cans of soup for $14. How many cans of soup can Marky buy with $30? EXPLAIN HOW TO SOLVE

how do I find the rate of change in an equation

Which one of the following compounds have a subscript present? Choose all correct answers.



Group of answer choices

3CO

H3N2O

NO3

3NaCa

What is the first step that should be performed to find the value of this expression?

180 ÷ (30 + 15) × 6 – 1
A. Divide 180 ÷ 30.
B. Add 30 + 15.
C. Multiply 15 × 6.
D. Subtract 6 – 1.

Im being timed pls answer fast!

The commutative property states:
A. You can add numbers in any order and get the same answer.
B. You must add numbers in order from left to right.
C. You can change the grouping of numbers that are added and get the same answer.
D. If a sum or two numbers is multiplied by a factor, you can multiply each number by that factor and then add the products.

HELP LAST QUESTION I NEED IT AND I WILL MARK BRAINLEST IF RIGHT

What is 6/5 in simplest form?

please just help me soon!

A large bottle of juice contains 500 milliliters of juice. A medium bottle contains 70% as much juice as the large bottle.

How many milliliters of juice are in the mediun bottle.

Mr. Hammar is painting his house. He uses a 16 foot extension ladder to reach the top peak of the house. The ladder is positioned 5 feet away from the house. How far up the house does the ladder reach? Round your answer to the nearest tenth.

In what ways is it useful to develop an algorithm for adding and subtracting rational numbers?

The variable y varies directly with the variable x.

A 2-column table with 3 rows. Column 1 is labeled x with entries 2, 10, 14. Column 2 is labeled y with entries 3, 15, blank.

If the value of x is 14, what is the value of y?

theres answers for the first two but can someone help me understand the problem on the left thank you

Question 5(Multiple Choice Worth 5 points)

(03.02 MC)

Juan did a survey in four butterfly parks and wrote the following observations:

Butterfly Park Survey
Park
Number of Pink Butterflies
Total Number of Butterflies
P
25
53
Q
35
64
R
37
75
S
23
55


Based on the survey, which park had the greatest percentage of pink butterflies?

Park P
Park Q
Park R
Park S