elavelle424
elavelle424 elavelle424
  • 21-09-2022
  • Mathematics
contestada


Find two numbers a and b whose sum a + b is -9 and whose difference a - b is -1.

Respuesta :

beinggreat78
beinggreat78 beinggreat78
  • 21-09-2022

Answer:

a has two solutions for this case.

a₁: [tex]a=-9-b[/tex]

a₂: [tex]a=-1+b[/tex]

Step-by-step explanation:

  • A1

         [tex]a+b-b=-9-b\\a=-9-b[/tex]

  • A2

         [tex]a-b+b=-1+b\\a=-1+b[/tex]

➲ I hope this helps you.

Answer Link

Otras preguntas

What is bone ossification
Select the sentence that uses semicolons correctly. Question options: Corinne has a bracelet, necklace, and stamp from Albuquerque; a box of postcards from Phoe
Harold then reflected the figure, including Point R, across Line PQ. Which set of coordinates would be closest to Point R after the pentagon was reflected?
What was required before Texas could be annexed by the United States? All the debts Texas had acquired had to be paid. Both countries had to approve annexation.
climate regions vary with changes in latitude and ___ a. elevation b. longitude c. soil condition d. rainfall
can you please look through this code and see wants wrong with it? its in python ###################################### # FirstFunction # # # # UTeach CSP # # B
Plzzzz help if you know Spanish take a look
Write a numerical expression for the verbal expression. the sum of two an four and six times eight
correct answer gets brainliest
3x + 4y = -4 y = ax + b