aminiveal aminiveal
  • 01-12-2020
  • Mathematics
contestada

3х - 7y = 13
6х + y = 7
Elimination!! Pls help guys

Respuesta :

sallymiguel02
sallymiguel02 sallymiguel02
  • 02-12-2020

Step-by-step explanation:

(3х - 7y = 13)×-2

6х + y = 7

-6х +14y = -26

6х + y = 7

15y=-19

y=-19÷15=-1.26

6x+-1.26=7

6x=7+1.26

6x=8.26

x=1.37

Answer Link

Otras preguntas

Obese people are ________ times as likely as healthy-weight people to die before reaching their expected life span.
Can someone help me with Question 2? 4a 3(a 2) = 2(3a 2)
Liam was born on October 1, 2009. His grandparents put $20,000 into an account that yielded 3% interest compounded quarterly. When Liam turns 18, his grandparen
How many liter of air does human body breathe in
On a flowchart, what does an oval represent? a output b process c start or stop d input
define alpha and beta​
Find the HCF of 102 and 72by using division method ​
What did the writer mean when he described the polar bears as, fat and hearty... in the bosom of icy wilderness' ?​
at the book fair 26 books were sold in the first 2.5 hours at this rate how many books will be sold in the 10 hours of the book fairA. 78B. 26C. 104D. 52​
30 IS 15% of WHAT number? A. 333.3 B. 266.6 C. 600 D. 200