nathanielpearson nathanielpearson

02-01-2022
Mathematics

contestada

Alvin is 15 years older than Elga. The sum of their ages is 81. What is Elga's age

Respuesta :

Falakseta Falakseta

02-01-2022

Answer:

33

Step-by-step explanation:

let Elga age be x

And So Alvin age is x+15

x+x+15=81

2x+15=81

2x=81-15

2x=66

x=66/2

x=33

Answer Link

Otras preguntas

9x + 5 = 4(x + 2) + 5x solve for x please

A counterfeiting case would always be heard in a federal court. Question 40 options: True False

Which word best fills in the blank? Tienen _______. Necesitan comer. A. prisa B. cuidado C. hambre D. razón

??????????!!??!??!answer

What gives quartz its many colors?

Escoge la mejor respuesta. ¿Quiénes son los abuelos de Carlos y Lisa? Julio Enrique be Luis Andrés

A circular disc with a radius of gyration of 200 mm and a mass of 15 kg is rotating in the clockwise direction with an angular velocity of 5 radians per second.

17. According to Biddy, who was lurking nearby on the day Mrs. Joe died? O A. Mr. Trabb B. Miss Havisham OC. Orlick D. Estella

The proper lifetime of a certain particle is 161.0 ns (a) How long does it live in the laboratory if it moves at v- 0.945c? ns (b) How far does it travel in the

6. What is the production of a magnetic field by electric current called.