Seudónimo Seudónimo
  • 16-02-2017
  • Mathematics
contestada

Simultaneous equations
please show all working out

6x−5y=0
4x−5y=−10

Respuesta :

Iknowit
Iknowit Iknowit
  • 16-02-2017

6x-5y=0
4x-5y=-10 |*(-1)

6x-5y=0 |
-4x+5y=10| +

2x=10
x=5

6*5-5y=0
30-5y=0
30=5y
y =6
Answer Link

Otras preguntas

what is the first 5 multiples and all the factors of 18
PLEASE ANSWERThere is 100 guests in total. 90 have French heritage, 80 have English heritage, and 75 have Native American heritage. At least how many have herit
Which describes an image that a plane mirror can make? The image is always real. The image can be either virtual or real. The image is never right-side up. The
what are the answers to the nuclear chemistry packet
During the Renaissance, applying humanist ideas to government meant that people began to support government more. support government less. debate about governme
Harrys weighs 30 lbs more than Ellen
what is the sum of 2/6
Given b = 4 and c = -5, evaluate b^2 - c^2. 41 -2 -9
A café used 640 ounces of water to make tea. How many quarts of water did the café use PLEASE PLEASE PLEASE SHOW YOUR WORK
Find the verb in the sentence below and decide whether it is action or linking. janice bore the brunt of the criticism.