mollyhart21 mollyhart21

12-05-2019
Mathematics

contestada

the sum of two numbers is 48 and the difference is 20. what are the number?

Respuesta :

dvclee2 dvclee2

13-05-2019

Answer:

x = 34; y = 14

Step-by-step explanation:

Step 1: Make the equations

x + y = 48

x - y = 20

Step 2: Solve the equations

x + y = 48

x - y = 20

2x = 68

x = 34

34 + y = 48

y = 14

Answer Link

Otras preguntas

At the start of 2014 Lucy's house was worth £200,000. The value of the house increased by 5% every year. Work out the value of her house at the start of 2017.

Please please help me

What’s the difference between passive and active voice in writing?

Which of these is an example of an extinction that has been witnessed by humans?

Identify and describe how graphs and Charts could play a role in your life, community current and future career

The ratio of jakes money to joes money is 3:5. If joe gives jake $25, they will have an equal amount of money. How much money do they have altogether?

The graphs below illustrate change in a lizard population over time. Which process most likely led to the change in the lizard population? A natural selection

A tourist has planned a trip to cover the distance of 640 miles, driving at some constant speed. However, when he already covered a quarter of the distance, he

fossilized dung or poop is known as ____.

30 POINTS!!! HELP PLZZ!! Here is a passage that a writer is quoting. Where should quotation marks be placed? In the dream, I woke just as on an ordinary