lauratmoore lauratmoore

14-10-2016
Mathematics

contestada

8x -y=2. 5x-4y=3 please help solve this system by substition method

Respuesta :

mecca99 mecca99

14-10-2016

8x-y=2 ---> y=8x-2
5x-4y=3

5x-4(8x-2)=3
5x-32x+8=3
-27x+8=3
-27x=-5
x= 5/27

8(5/27)-y=2
40/27-y=2
y=-14/27

Answer Link

Otras preguntas

Someone pls help!! I’ll give brainliest! Hindus believe that Maya is an illusion that distracts us from reality. What examples of distractions/illusions can you

What is the cosine equation of the function shown?

Answer question 10 please

Explain what happens in hypothyroidism and hyperthyroidism

giving brainliest !! *easy*

. Which of the following statements are true about the title of a map? Select all that apply. a. It will explain the distance scale. b. It contains the symbols

PLEASE HELP!! I’ll mark brainliest!! Image of the figure will be attached. 2.5 2.5 and 5 are the numbers! To get brainliest please leave work attached or explan

Please help. Fill in the blanks

Describe how sustainability is impacted due to the time it takes to regenerate fossil fuels HELP ASAP

The bar graph shows the recommended number of hours of sleep for each age group. How many hours of sleep are recommended for elementary-age children? A. exactly