2005simrank
2005simrank 2005simrank
  • 13-02-2020
  • Mathematics
contestada

The sum of two numbers is 80. Their difference is 38. What is the product of these two numbers?

Respuesta :

hamzaafzal012
hamzaafzal012 hamzaafzal012
  • 13-02-2020

Answer:

The product of these two numbers is 1239.

Step-by-step explanation:

Given that

a + b = 80

a -  b = 38

Add both equation :

a + b = 80

a -  b = 38

2a = 118

a = 59

Put value of a in any 1st equation

a + b = 80

b =  80 - 59

b = 21

Product :

a x b = 59 x 21

        = 1239

Answer Link

Otras preguntas

How to increase validity of an investigation about the effects of altitude on the number of blood cells?​
How can you help prevent concussions?
I really need help what is 4/7 x 5/9
What is the correct simplification of 2(3x + 5)?
How do I divide with big numbers like 186 divided by 8 or something?
The midpoint of AB is M(-6, -1). If the coordinates of A are (-5, 3), what are the coordinates of B?
The rule that maps each domain value to its range is f(x) = ?
Staci invested $900 three (3) years ago. Her investment paid 10.8 percent interest compounded monthly. Staci's twin sister Shelli invested $800 at the same time
what is function of endosperm​
Read the following passage and answer the questions that follow: Doctor Pascal by Emile Zola h the heat of the glowing July afternoon, the room, with blinds car