dianewade15
dianewade15
03-02-2015
Mathematics
contestada
How do I solve x+4y=22
-x+5y=23
Respuesta :
eu99li
eu99li
03-02-2015
x+4y=22
-x+5y=23
(+)
9y=45
y=5
x+4*5=22
x=22-20
x=2
Answer Link
mac32b
mac32b
03-02-2015
{ x + 4y = 22 ( + x - x = 0 )
{ - x + 5y = 23
4y + 5y = 22 + 23
9y = 45
y =
45
9
y = 5
x + 4y = 22
x + 4 . 5 = 22
x + 20 = 22
x = 22 - 20
x = 2
S = { 2 , 5 }
Answer Link
VER TODAS LAS RESPUESTAS ( 39+ )
Otras preguntas
NEED UR HELPP PLEASE...
need help on algebra asap!!
CAN ANYONE HELP ME WITH THIS? Given a regular nonagon, find the measures of the angles formed by (a) two consecutive radii and (b) a radius and a side of the po
What organization claimed to be behind the September 11th Terrorist attack?
This is worth a lot of points please answer quick! Find the value of angle c. Explain/justify your steps. (please explain also)
Solve the following system by any method. –3x + 5y = –9 4x + 8y = 12 A. (4, 0) B. (0, –3) C. (3, 0) D. (0, –4)
What is the term for a group of mice that all live together in the same place?
How did americans see labor unions after the haymarket incident?
The school wants to buy a new speaker system for the football stadium with the money they raised from the bake sale.They compared speaker system prices from two
What is the mass of 11.84 ml ofmethanol if it’s density is 0.7198g/ml
