meowdolgov meowdolgov

14-05-2018
Mathematics

contestada

Nick thought of a counting number, and then he added the next counting number to it. He got the sum of 79. What was Nick's number?

Respuesta :

coulmanemily coulmanemily

14-05-2018

x + x+1 = 79
2x + 1 - 1 = 79 - 1
2x = 78
2x/2 = 78/2
x=39
Nick's number was 39

Answer Link

Otras preguntas

let f(x)=x^2 - 16. find f^-1(x).

3x+4y=17 solve for y.

Holly decided to share 1/2 of her share of the pizza with Deb. How much did each of them actually?

7.25 times 8 1/2= what?

Choose the right variant 1 This book will take to years to write. A. After two years I'll write this book B. In two years time I'll have written this book C . A

7.25 times 8 1/2= what?

what is the GCF of 12x and 44xy

Choose the right variant 1 This book will take to years to write. A. After two years I'll write this book B. In two years time I'll have written this book C . A

Is velocity related to momentum

When this car moves forward by 180 cm, each wheel does one full turn. What is the diameter of the wheels to the nearest centimetre?