JoeWeidner
JoeWeidner
10-02-2017
Mathematics
contestada
How do you solve for x and y?
Respuesta :
wolf1728
wolf1728
10-02-2017
A) 3x -2y = -8
B) x +5y = 20
Multiply B times -3
B) -3x -15y = -60 Then adding this to A)
A) 3x - 2y = -8
-17y = -68
y = 4
B) x +5y = 20
x + 20 = 20
x = 0
Answer Link
VER TODAS LAS RESPUESTAS ( 18+ )
Otras preguntas
A snail and an inchworm are in a race. Their race track heads north for a distance of 2 m. If the inchworm comes to the end of the race in 50 s, what was its av
Average of car 35milles per hour
what does it mean when a triangle has tick marks
Jorge and Jill are arguing over whether or not they spend enough quality time together. This is an example of what type of conflict? interpersonal intrapersonal
Who was the most well trained and powerful military force in the world during the American Revolution?
How many votes are needed to override a veto?
Draw a quick picture for 37 . Draw to show how you would subtract 19 from 37 write to explain what you did
X-ray diffraction data collected by Rosalind Franklin and Maurice Wilkins helped Watson and Crick solve the structure of DNA. Which aspect structure of DNA did
please help hurry need it first person that helps me gets the brainlest answer
Let x = the larger number Let y = the smaller number One number is 4 more than another and their sum is 60. Write the system of equations that could be used to
