darnelltm darnelltm

25-09-2017
Mathematics

contestada

alvin is 13 years older than elga. the sum of their ages is 107. what is elga's age

Respuesta :

ashleyispurfowt1k9 ashleyispurfowt1k9

25-09-2017

alvin is 94 years old!

Answer Link

texaschic101 texaschic101

25-09-2017

a = e + 13
a + e = 107

e + 13 + e = 107
2e + 13 = 107
2e = 107 - 13
2e = 94
e = 94/2
e = 47 <=== elga's age

a = e + 13
a = 47 + 13
a = 60....alvin's age

Answer Link

Otras preguntas

In the lecture you learned about Maslow’s hierarchy of needs in which __________________ needs are classified as the most basic type of need. a. safety and sec

The specific heat of water is 4.18 J/(g * °C) How much heat, in kilojoules, must be added to 250 g of water to increase the temperature of the water by 5.0°C?

When a person has an alcoholic beverage, what percent of the alcohol contained is absorbed by the stomach? a. about 20% b. about 40% c. about 50% d. about 8

Why is there a Cold War between U.S and Russia

This East Asian landlocked country suffers from limited natural resources and a small population. which limits economic prosperity. a. North Korea b. Mongolia

Which was an outcome of the nazi government final solution

The effects of alcohol are pretty much the same for everyone. a. True b. False

Add. Question 4 3/8x^3 + 7/2x

Which court MOST LIKELY handles cases in which the death penalty is involved? A) The Supreme Court. B) The Superior Court. C) The Magistrate Court. D) The Co

Which companies are developing self driving cars? A Google B Volvo C Nissan D All the above