subject

Mathematics, 05.05.2020 11:03 20guadalupee73248

Solve the following system of equations.
- 2x+7y=9
3x - 4y=-20

ansver

Answers: 2

Show answers

Another question on Mathematics

question

Mathematics, 21.06.2019 17:00

If i have a 24 in loaf of bread and i cut it into two pieces one 9 in how long was the other

Answers: 2

question

Mathematics, 21.06.2019 18:30

What is the area of the triangle 10 13 12

Answers: 1

question

Mathematics, 21.06.2019 20:00

Need ! the total ticket sales for a high school basketball game were $2,260. the ticket price for students were $2.25 less than the adult ticket price. the number of adult tickets sold was 230, and the number of student tickets sold was 180. what was the price of an adult ticket?

Answers: 1

question

Mathematics, 21.06.2019 20:20

Recall that the owner of a local health food store recently started a new ad campaign to attract more business and wants to know if average daily sales have increased. historically average daily sales were approximately $2,700. the upper bound of the 95% range of likely sample means for this one-sided test is approximately $2,843.44. if the owner took a random sample of forty-five days and found that daily average sales were now $2,984, what can she conclude at the 95% confidence level?

Answers: 1

You know the right answer?

Solve the following system of equations.
- 2x+7y=9
3x - 4y=-20...

Questions

question

History, 24.04.2020 17:57

How was the pre-Civil War economy of Texas similar to the economies of the rest of the south?...

question

Business, 24.04.2020 17:57

Cornwall Company has two divisions, A and B. Information for each division is as follows: A B Net earnings for division $ 40,000 $ 260,000 Asset base...

question

English, 24.04.2020 17:57

How might you write a greeting to the governor of Texas?...

question

Business, 24.04.2020 17:57

The company uses straight-line depreciation for buildings and equipment, its year-end is December 31, and it makes adjusting entries annually. The bui...

question

Mathematics, 24.04.2020 17:57

Keep cool: Following are prices, in dollars, of a random sample of ten 7.5-cubic-foot refrigerators. A consumer organization reports that the mean pri...

question

Mathematics, 24.04.2020 17:57

Calculate the finance charge on a credit card with a carry over balance of $530 with an ARP of 28.99% A-$12.80 B-$153.65 C-15364.70

question

Social Studies, 24.04.2020 17:57

You are taking an OB course that meets Mondays and Wednesdays, and your professor gives unannounced quizzes each week. It’s the Sunday before a class,...

question

Business, 24.04.2020 17:57

Vasquez issued a $400,000 face value, 8%, 20-year bond at 95. Which of the following is the correct journal entry to record the retirement of the bond...

question

Business, 24.04.2020 17:57

The Busby Corporation had a share price at the start of the year of $26.20, paid a dividend of $0.56 at the end of the year, and had a share price of...

question

Biology, 24.04.2020 17:57

What does Mendel’s second principle (of independent assortment) state? Particles inherited from the mother are more likely to be transmitted to female...

question

Physics, 24.04.2020 17:57

At an outdoor market, a bunch of bananas is set into oscillatory motion with an amplitude of 22.9095 cm on a spring with a spring constant of 19.435 N...

question

Business, 24.04.2020 17:57

The following transactions were completed by Wild Trout Gallery during the current fiscal year ended December 31: Jan. 19. Reinstated the account of A...

question

Social Studies, 24.04.2020 17:57

At the end of each school day, a preschool teacher encourages the children to talk about the day's events. As the children describe each event, the te...

question

Mathematics, 24.04.2020 17:57

Batesian mimicry occurs when a non-toxic or harmless organism looks highly similar to an organism that is toxic or venomous. An example is the viceroy...

question

English, 24.04.2020 17:58

Review Colin's inner conflict.He believes that he is s sickly hunchback and is doomed to die an early death.How does Colin's j...

question

Mathematics, 24.04.2020 17:58

En el triángulo rectángulo que se muestra, \angle A = 30^\circ∠A=30 ∘ angle, A, equals, 30, degrees y BC = 6BC=6B, C, equals, 6. ¿Cuánto mide ABABA, B...

question

Chemistry, 24.04.2020 17:58

Please help if you can If 980 kJ of enegy are added to 6.2 L of water at 291 K, what will the final temperature of the water be? Thank you...

question

Mathematics, 24.04.2020 17:58

Solve each equation. log3 (x - 5) = log3 (3x - 25)...

question

History, 24.04.2020 17:58

Which of the following is NOT a specialized agency within the United Nations? A. UNICEF B. UNEP C. UNIX D. WHO plz help...

question

Mathematics, 24.04.2020 17:58

An ordinary (fair) die is a cube with the numbers 1 through 6 on the sides (represented by painted spots). Imagine that such a die is rolled twice in...

More questions: Mathematics Another questions