lilpeanutchick lilpeanutchick
  • 04-01-2019
  • Mathematics
contestada

6x +5y + 10 =0 4x-7y +25 =0 linear combination

Respuesta :

mathecoach
mathecoach mathecoach
  • 04-01-2019

Answer:

Mayby you should solve this equations.

I. 6x + 5y + 10 = 0

II. 4x - 7y + 25 = 0

2*I - 3*II

31y - 55 = 0

31y  = 55

y  = 55/31

6x + 5*55/31 + 10 = 0 --> x = -195/62


Answer Link

Otras preguntas

Michaela has h hair ties. Michaela's sister has triple the number of hair ties that Michaela has . Choose the expression that shows how many hair bows Michaela
Problem 1. companies are advertising cigarettes right outside your school. you've heard your underage friends talk about smoking because of the advertisements.
restaurant bill for 4 people is $120. The group leaves a tip of $18. What percent tip is that?
Dakota spent $6.40, $12.25, and $8.60 for lunch over a three-day period. How much did she spend on lunch for these three days?
Concurrent coding is the review of records and/or use of encounter forms and chargemasters to assign codes __________
Where did the Japanese attack in Hawaii?
Short answer question: Who was Theodora? What civilization is she from? What are some things she did in her position of power?
What is group discussion explain with example?
Perhaps no one in clarkston was as excited to hear about the free soccer program as eight-year-old jeremiah ziaty. jeremiah loved soccer. –outcasts united, warr
I am confused regarding the layout of the figure shown in this image. The distance between the two cross-sections is not uniform as it is 6 cm on one end and 8