sabsturua
sabsturua sabsturua
  • 02-02-2020
  • Mathematics
contestada

The difference of two positive numbers is 7 and the sum of their squares is 109. Find the numbers.

Respuesta :

sam4040
sam4040 sam4040
  • 09-02-2020

Answer:

[tex]Numbers\ are\ 58\ and\ 51.[/tex]

Step-by-step explanation:

The the numbers are [tex]x\ and\ y[/tex].

Difference:

[tex]Difference\ of\ numbers=7\\\\x-y=7....................eq(1)[/tex]

Sum:

[tex]Sum\ of\ numbers=109\\\\x+y=109...........................eq(2)[/tex]

Solve [tex]eq(1)[/tex] and [tex]eq(2)[/tex].

[tex]eq(1)+eq(2)\\\\x-y+x+y=7+109\\\\2x=116\\\\x=58\\\\Now\ from\ equation\ 1\\\\x-y=7\\\\y=x-7\\\\y=58-7\\\\y=51[/tex]

Answer Link

Otras preguntas

What is the main idea of Truman's statement about the use of atomic weapons
How long did mummification go for poor Egyptians?
If x^5y^4z^2 <0 , which of the following must be true? I xy <0 II yz <0 III xz <0
Locate the gerund and identify its use.Wrestling alligators seems both foolish and dangerous.
What long-term effect do you think EU membership will have on nationalism in Europe? Explain.
what describes the solvent in any solution
what are the landforms of vermont
which of the following suffered most from DDT poisoning in the great lakes region
An oscillator makes four vibrations in one second. What is its period and frequency?
true or false? Three common voltage sources are batteries, solar cells, and generators.