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 are tiny blood vessels that has walls thin enough for carbon dioxide and oxygen to be exchanged
An argument may warrant additional support in the form of additional evidence when __________.
What is the greatest whole number rounded to 2,500
what is believed to have weakened Solomon as a king
What is the GCF for 24, 48m
What was the basic idea behind much of the domestic legislation during the New Deal? that the Federal Government should help big business that the Federal Gover
Which products did the people of medieval England exchange for goods from the East? woolen fabrics spices silks perfumes
what do biotic and abiotic factors have in common
what is a person called when they move place to place
Relying on other people for some goods and services is known as __________.