gabrieltroy945 gabrieltroy945

03-04-2020
Mathematics

contestada

Find two numbers a+b is -4 and difference a-b is 4 what's your answer

Respuesta :

miljanamilovanovic12 miljanamilovanovic12

03-04-2020

Answer:

a=0, b=-4

Step-by-step explanation:

a+b=-4.....(1)

a-b=4.......(2)

(1)+(2): 2a=0

a=0

0+b=-4

b=-4

(a, b) =(0,-4)

Answer Link

Otras preguntas

In an ecosystem, available energy___________________ at each successive trophic level. a. diminishes c. stays the same b. increases d. none of the above

The table below shows the x variable for a table. Choose a corresponding y table that will create a direct variation.

In general, a plot of land goes to

The equation a = 640s gives the relationship between s square miles and a acres. Pam owns 7.5 square miles of farmland. How many acres does she own? A. 480 ac

patrick drives 5 kilometers 60 meters to his office. how far does he drive in meters

When individuals leave a population, the remaining populations will likely experience a _________ in genetic diversity

when consumers seek to buy goods at the best possible price they are exercising self-__________.

Repeating the last letter or sound in a word is a technique known as?

Which heading should replace the question mark in the chart below? Year ? 1918 1.4 1919 1.4 1920 5.2 1921 11.7 A.Unemployment Rate in Percent B. Immigration fro

After 5 years, the simple interest earned on an investment of $3000 was $645. Find the interest rate.