geekchic6927 geekchic6927

02-04-2018
Mathematics

contestada

The sum of two numbers is 32 and their difference is 8 what are the two numbers

Respuesta :

sandyCool sandyCool

03-04-2018

a+b=32
a-b=8

let's subtract bottom equation from the top:

a+b-(a-b)=32-8
2b=24
b=12

Then a=20

Answer Link

Otras preguntas

Which sentence is the clearest example of alliteration

Find the cost of the following item. A table marked up $45.00, selling for $189.95 4.22 144.95 234.95 8,357.80

You are employing two dish washers at $12 per hour with each working 10 hours per week.You learn about a new automatic dishwashing machine that will let you us

Which sentences in this conversation between two classmates indicate Emily’s bad study habits? EMILY: That test was tough! I think I’m going to get an F. How di

Newton's bagels and johnny's bagels are deciding whether to build a new store, expand by adding space, or leave operations as they are. their payoff matrix (wit

The population of India is about 1.2 billion people. Today, nearly 400 million of those people do not have regular electricity. Based on these numbers, what fra

Llena el espacio con la palabra correcta. (Fill in the blanks) El museo ____ tiene ____ artefactos precolombinos.

The electric field between two parallel plates has a magnitude of 875 n/ c. the positive plate is 0.002 m away from the negative plate.

From a group of 5 candidates, a committee of 2 people is selected. In how many different ways can the committee be selected?

Solve for r. A = 1/2r^2y