pemapawanlala pemapawanlala
  • 01-09-2020
  • Mathematics
contestada

16. The difference of two numbers is 3 and the
difference of their square is 69. Find the
numbers.​

Respuesta :

chikafujiwara
chikafujiwara chikafujiwara
  • 01-09-2020

Make a system of equations.

[tex]x-y=3[/tex]

[tex]x^2-y^2=69[/tex]

[tex]x=y+3[/tex]

[tex](y^2+6y+9)-y^2=69[/tex]

[tex]6y+9=69[/tex]

[tex]6y=60[/tex]

[tex]y=10[/tex]

[tex]x=10+3[/tex]

[tex]x=13[/tex]

[tex]x=13,y=10[/tex]

Hope this helps.

頑張って!

Answer Link

Otras preguntas

According to the information how does your brain get information from the things you experience? A. Your brain gets information by means of a computer. B. Your
13. Describe the number of solutions for the equation. (1 point) 3(x – 3) = 3x O one solution O no solution O infinite solutions What one
Charmaine runs 7 miles in 80 minutes. At the same rate, how many miles would she run in 64 minutes?
If a1=2 and an=2an-1 find the first 5 sequences
Write any three possible structures for octane,C8H18,and give their iupac names.
The amount of alcohol your body can process per hour is approximately?
what is the difference between Bitcoin and the US dollar​
What are the 4 efforts that are required to strengthen federalism in nepal?
write an equation that represents the relationship between
Which of the following theorems cannot be used to prove two lines are parallel?