/*! This file is auto-generated */ .wp-block-button__link{color:#fff;background-color:#32373c;border-radius:9999px;box-shadow:none;text-decoration:none;padding:calc(.667em + 2px) calc(1.333em + 2px);font-size:1.125em}.wp-block-file__button{background:#32373c;color:#fff;text-decoration:none} Q. 3.3 Guillermo bought textbooks and n... [FREE SOLUTION] | 91影视

91影视

Log out

Learning Materials

Features

Discover

Chapter 3: Q. 3.3 (page 305)

Guillermo bought textbooks and notebooks at the bookstore. The number of textbooks was 3 more than twice the number of notebooks. He bought 7 textbooks. How many notebooks did he buy?

Short Answer

Expert verified

He bought2 notebooks.

Step by step solution

01

Step 1. Given information.

Consider the given question,

No. of textbooks was 3more than twice the number of notebooks.

No. of textbooks bought is 7.

Assume nto be the no. of notebooks. Then,

role="math" localid="1647074164097" 7=3+2n2n=4n=2

02

Step 2. Check the answer.

Consider the given question,

We know there are 7notebooks which was 3more than twice the number of 2notebooks.

Then,

7=3+227=3+47=7

Hence,LHS=RHSand proved.

Unlock Step-by-Step Solutions & Ace Your Exams!

  • Full Textbook Solutions

    Get detailed explanations and key concepts

  • Unlimited Al creation

    Al flashcards, explanations, exams and more...

  • Ads-free access

    To over 500 millions flashcards

  • Money-back guarantee

    We refund you if you fail your exam.

Over 30 million students worldwide already upgrade their learning with 91影视!

One App. One Place for Learning.

All the tools & learning materials you need for study success - in one app.

Get started for free

Most popular questions from this chapter

Sergio needs to attach a wire to hold the antenna to the roof of his house, as shown in the figure. The antenna is 8feet tall and Sergio has 10feet of wire. How far from the base of the antenna can he attach the wire?

Two busses leave Billings at the same time. The Seattle bus heads west on I-90 at a speed of 73miles per hour while the Chicago bus heads east at a speed of 79miles an hour. How many hours will it take them to be 532miles apart?

A sidewalk in front of Kathy鈥檚 house is in the shape of a rectangle four feet wide by 45feet long. Find the 鈸� perimeter 鈸� area.

The sum of two consecutive integers is 77. Find the integers.

Find three consecutive integers whose sum is 鈭�36.
See all solutions

Recommended explanations on Math Textbooks

Probability and Statistics

Read Explanation

Theoretical and Mathematical Physics

Read Explanation

Calculus

Read Explanation

Pure Maths

Read Explanation

Applied Mathematics

Read Explanation

Geometry

Read Explanation
View all explanations

What do you think about this solution?

We value your feedback to improve our textbook solutions.

Study anywhere. Anytime. Across all devices.