mackenzie885 mackenzie885

11-02-2021
Mathematics

contestada

Use elimination to solve the system 4x + 7y = -14 and 8x + 5y = 8 for x. Please show work! Will give brainliest!!!

Use elimination to solve the system 4x 7y 14 and 8x 5y 8 for x Please show work Will give brainliest class=

Respuesta :

nandiniayyagari1452 nandiniayyagari1452

11-02-2021

Answer:

x=3 and 1/2

Step-by-step explanation:

4x+7y=-14

8x+5y=8

2(4x+7y=-14)

8x+14y=-28

8x+5y=8

9y=-36

y=-4

8x+5(-4)=8

8x-20=8

8x=28

x=3 and 1/2

Answer Link

pie65879 pie65879

09-09-2021

Answer: A. x=3 and 1/2

Step-by-step explanation: (Happy to help) (0.<)

Answer Link

Otras preguntas

how did fidel castro impact america

verticle asymtote of the function f(x)=3/x+5

simplify: 81^5/4? Can anyone help?

How does the author’s decision to include the underlined action impact the reader’s understanding?

Hey can you please help me posted picture of question

Which term describes an anatomical region that is part of the axial skeleton? axillary buccal crural palmar

The circumference of a circle can be found by multiplying Pi by the diameter. True False

Decide if the converse is true for the following true conditional statement: "If I am in my kitchen, then I am at home." If it is true, choose a valid biconditi

what is the 105th term of the sequence

Which of the following describes theme? writing that is vague and uncertain a central message about life the meaning behind events and characters’ actions expla