selinakmalqarqali selinakmalqarqali
  • 03-06-2019
  • Mathematics
contestada

3x - 4y = -22
10x + 8y = 12

Respuesta :

KAGSCoco KAGSCoco
  • 04-06-2019
10x + 8y + 6x - 8y = 12 - 44
16x = -32
x = -2
sub in x = -2
-6 - 4y = -22
-4y = 16
y = -4
Answer Link
Аноним Аноним
  • 04-06-2019

Answer:

3x-4y=-22

10x+8y=12

(3x-4y=-22) x 2--------->.           6x-8y=-44

10x+8y+6x-8y=12-44

16x=-32

x=-2

3(-2)-4y=-22

-6-4y=-22

-4y=-16

y=4

(ps: I don't know what you actually want, so I sloved both x and y.)

x= - 2,

y= 4

Answer Link

Otras preguntas

Why did the one child policy result In a gender imbalance
H^+ ion Concentration and pH relate​
How long did it take a bike to travel 20 miles at 12 mph?
Number 2 and 3 please
How is The Great Gatsby ending different in the 2013 movie vs the book?
400 passengers go on a coach trip. Cost for each coach Each coach takes 50 passengers. Each passenger pays £23 Pay for driver The table shows the costs for the
Il faut écrire un paragraphe de 10 phrases complètes. Je vais noter le niveau global du vocabulaire et de la grammaire. Inclure un minimum de 2 exemples du futu
match each element of graphic novel with its description
What are some physical features of Nepal (include land and water)
Write the word sentence as an equation. The product of a number m and 2 is 8.