figueroadaisy1ovge0k
figueroadaisy1ovge0k figueroadaisy1ovge0k
  • 01-06-2020
  • Mathematics
contestada

Find two numbers a and b whose sum a+b is −3, and whose difference a−b is −7.Your answer is

Respuesta :

learntobreakurmind learntobreakurmind
  • 01-06-2020

Answer:

a = -5

b = 2

Step-by-step explanation:

a+b=-3

a-b= -7              +

2a  = -10

a = -10/2

a = -5

a + b = -3

-5 + b = -3

b = -3 + 5

b = 2

Answer Link

Otras preguntas

Rewrite the expression using exponents .Then find the product
Rewrite y +2 +(6x-9) to isolate the y-term.​
Explain the difference between Angels and Prophets in Islamic belief.
If you do not manage your emotions, they most likely will affect your ability to make good decisions. Please select the best answer from the choices provided от
give five example of programming language​
s the following nuclear equation balanced? yes no
which type of macromolecule is a new drug most likely to be? A. a lipid B. a nucleic acid C. a protein D. a carbohydrate
The pedigree below tracks the presence of attached earlobes through a family's generations. Having attached earlobes is an autosomal recessive trait?
You have just bought a 10-year security that pays $500 every six months. Another equally risky security also has a maturity of 10 years, and pays 10%, compounde
Please answer this correctly.