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

How to round 45 grams to the nearest 10 grams
I need help on these questions PLEASE
Which letter represents the direction of the centripetal force?
can you express 9/9 as a mixed number why or why not
Why dose yellow river have that nick name?
The 9:3:3:1 ratio of the offspring in Gregor Mendel’s dihybrid crosses led him to conclude that _____________________________. 1)some of the alleles were more a
Help please! My maths unfortunately... Does anyone know how I would answer this? I just simply do not know what 'describe each reflection' means. Erm? The shape
what is 0.04 is 1/10 of
Harriet Beecher Stowe's novel Uncle Tom's Cabin Answer was hailed as a marvelous work in the South. communicated the ills the industrial North posed on workers.
how was the Jordan river different from the nile river