clarissabarajas58 clarissabarajas58

03-02-2021
Mathematics

contestada

The sum of two numbers is 20. Their difference is 4. What are the numbers? Use the variable A & B

Respuesta :

s141410caditi13881 s141410caditi13881

03-02-2021

Answer:

x + y = 20

x - y = 4

Add the 2 equations and get

2x = 24

x = 24/2 = 12

Plug x=12 into either equation and get

y = 8

Answer Link

tabithaglewis tabithaglewis

03-02-2021

Answer:

Step-by-step explanation:

A+B=20

12 and 8

There is a difference of 4 between them and they add up to 20.

Answer Link

Otras preguntas

What do critics say about the effects of the Green Revolution?

which is the correct path of light through a reflecting telescope? A). Primary Mirror--->eyepiece--->secondary mirror--->eye B). Primary mirror--->s

Samira needs 22 quarts of lemonade to fill a dispenser. She plans to buy 7 jugs of lemonade. Each jug contains 3.3 quarts. Is this a reasonable plan?A . No, it

Stanley wants to know about his future partner which ritual specialist is he likely to approach A witch B priest C diviner D shaman

And this question,,,,,,,,,,,,,,

Carlos is sorting orchards he sorts them into 75 baskets of 30 and 50 baskets of 45

How are food chains and food webs related

What was the significance of Washington leading his troops across the Delaware river and defeating the hessians at Trenton?

which expression is equivalent to sin7pi/6? A. sinpi/6 B. sin5pi/6 C. sin5pi/3 D. sin11pi/6

Can someone help me please? Thanks!