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

Part A Based on the information in "Mami and Papi," which statement accurately describes Negi's family? They have little money to pay for shelter. Negi's mothe
Help me pleaseeee!!!
How would you convince your family to recycle?
What genre is an announcement?
If rose bushes are shipped in boxes of 15 and the class orders 255 bushes, how many boxes is this? Use a ratio table to show your work.
In 1791, the new federal government placed a tax of seven cents per gallon on whiskey. In July 1794, farmers west of the Appalachians rebelled against the tax.
as a researcher do we need to use the different type of interview ? why ?
11) If the point (2, -5) is reflected in the line y=x, then the image is 1) (5,-2) 2) (-2,5) 3) (-5,2) 4) (-5,-2) If noin 4'
i just need to know some information about the fortnite website
In ΔOPQ, the measure of ∠Q=90°, QO = 27 feet, and OP = 82 feet. Find the measure of ∠P to the nearest degree.