lethabo67 lethabo67

25-05-2022
Mathematics

contestada

The sum of two numbers is 12 and their difference is 4
write down two equations to describe given equation
solve the simultaneous equations to find the two numbers

Relax

Respuesta :

ancyvarghese ancyvarghese

26-05-2022

Answer:

8 and 4

Step-by-step explanation:

let the 2 numbers be a nd b

equations :

a + b = 12

a - b = 4

Adding the two equations

a + b + a - b = 12 + 4

2a= 16

a = 8

b = 4

Answer Link

Otras preguntas

1) 25.00 mL of .200 M HNO2 is titrated to its equivalence point with 1.00 M NaOH. What is the pH at the equivalence point? 2) What is the pH at the equivalence

what holding period rate of return did an investor earn if an investor invested $1000 a year ago, and that investment is now worth $1,135? there were also cash

How many equivalent lewis structures are necessary to describe the bonding in no2-?.

Lydia wants to compile a list of clients who have made purchases from her company over the past six months. The best source for this information is likely her c

Which of the following statements about creating constraints is incorrect? A)If you do not provide a name for a constraint, the Oracle 12c server will issue a

What nickname did michael jordan earn after winning the nba slam dunk contest in 1987 and 1988?.

The exclusivity period given to a debtor-in-possession is a powerful tool to help foster negotiations between the debtor-in-possession, creditors and equity sec

a law providing that no legal assistant may serve on boards of directors of national banks would be a(n):

when a strong acid reacts with a strong base, typically the products formed are and an ionic compound, which is called a(n) .

mark was severely injured while on vacation and expects to be unable to work for at least 12 months. because of his injury, he should expect to be eligible for