ghazalbustami ghazalbustami
  • 03-10-2020
  • Mathematics
contestada


x + 5y = 28
- x - 2y = -13

Respuesta :

us8765594229
us8765594229 us8765594229
  • 03-10-2020

Answer:

x=3

y=5

Step-by-step explanation:

x+5y=28 (i)

-x-2y=-13. (ii)

add equation 2 from equation 1

x+5y=28

-x-2y=-13

3y=15

y=5

put the value of y in equation 1

x+5y=28

x+5*5=28

x+25=28

x=28-25

x=3

Answer Link

Otras preguntas

A six-sided number cube is rolled two times. What is the probability of rolling a 4 both times?
PLEASE ANSWER CORRECTLY !!!!!! WILL MARK BRAINLIEST !!!!!!!!!!
-8(2y + 3) is equivalent to 8(-2y - 3) False True
state two outcomes of ecological succession​
Which triangle results from a reflection across the line x = 1?
can someone help me answer the pic above
Bryan's hockey team is purchasing jerseys. The company charges $ 250 for a onetime set-up fee and $ 23 for each printed jersey. Expression represents the total
H and J are both between G and K such that GH = JK and H is between G and J. Given: GH=x+10 HJ=8 JK=2x-4 Find GJ. GJ=
What was the main protest of the student groups? a. disability legislation b. Vietnam war C.civil equalities D. gender equalities
Which sentence in this passage from Herman Melville’s short story "Bartleby, the Scrivener" is an example of verbal irony? A. I seldom lose my temper, much mo