cm000675 cm000675

01-10-2021
Mathematics

contestada

3x + 2y = 1 5x – 2y = 39

Respuesta :

keenan39 keenan39

01-10-2021

3x + 2y = 39
-3x -3x

2y = 39-3x
— ———
2 2

y= 19.5 - 3x/2
plug (19.5 - 3x/2) for y

1.5x - 2(19.5 - 3x/2)= 39
x= 17.33333333334

Answer Link

Otras preguntas

What is the “Romeo and Juliet Effect”? How were the results of the original 1972 study different from the later replicated study in 2014? How does this relate

2 C4H10 + 13 O2--> 8 CO2 + 10 H2O How many molecules of CO2 are produced from the combustion of 100 grams of butane (C4H10)?

Question 7 (2 points) What is the equilibrium price for backpacks? Annual Supply and Demand for Backpacks (in Thousands) Price Quantity Demanded Quantity Suppli

Patton is organizing his stamp collection into a book. He has 42 foreign stamps and 70 U.S. stamps. He wants every page to have the same number of foreign stamp

In order to encode a message, James first replaces each letter in the message by its corresponding number; let A = 1, B = 2, , Y = 25 and Z = 26. Then, it multi

Example: Je mange de la salade. (manger - to eat) Nous les carottes. (couper - to cut) Tu de la pâte. (pétrir - to knead) Vous les oeufs. (battre - to beat)

helpp in quiz How did Nelson Mandela's role in South African politics change as a result of the end of apartheid? O A. Mandela went from an imprisoned rebel to

The Happaran civilization was known for:

Find the area of the stained glass window shown if the diameter of the semi-circle is 63 inches. Use 3.14 for pi. Round your answer to the nearest square inch,

Because they are not bonded it is much ________________ to separate the molecules I need help right away 25 points