felisahunter felisahunter

03-09-2020
Mathematics

contestada

Keith sold half of his comic books and then bought nine
more. He now has 20. How many did he begin with?

Respuesta :

birdgod birdgod

03-09-2020

Answer:

22 comic books.

Step-by-step explanation:

(20 - 9) * 2 First subtract 9 from 20

11 * 2 Multiply 11 by 2

22 is the product

Answer Link

Otras preguntas

Designing a candy bar country and to whom will it be sold

Communicable diseases

What are the zeros of the polynomial function f(x)=x^3-x^2-12x

A small theater had 7 rows of 26 chairs each. An extra 9 chairs have just been brought in. How many chairs are in the theater now?

Find the parabola of the form y=ax2+b that best fits the points (1,0), (3,4), (4,5) by minimizing the sum of squares, s, given by s=(a+b)2+(9a+b−4)2+(16a+b−5)2

As a result of the versailles peace treaty which brought world war i to an end, a new supra-national _________was entrusted with the maintenance of peace.

What is the volume of the cone with radius 4 feet in height 10 feet round to the nearest cubic foot

daniels spinner is divided into 8 equal sections. he plans to spin it 80 times. which equation predicts the number of times he could spin green?

Jameeka is risk-averse (does not want to take a big risk), but wants to earn the best rate of return in less than two years. Which investment would MOST LIKELY

Probability Question