/*! 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. 2.61 Solve the formula 4x+7y=9聽for聽... [FREE SOLUTION] | 魅影直播

魅影直播

Log out

Learning Materials

Features

Discover

Chapter 2: Q. 2.61 (page 134)

Solve the formula 4x+7y=9fory.

Short Answer

Expert verified

The solution foryisy=9-4x7.

Step by step solution

01

Step 1. Given information

The given formula is4x+7y=9

02

Step 2. Isolate y on one side of the formula.

Subtract 4xfrom both sides to isolate the term with yand simplify as shown below:

4x+7y=94x-4x+7y=9-4x7y=9-4x

03

Step 3. Make coefficient of y as 1.

Divide by 7 on both sides to make coefficient of yas 1 as shown below:

7y=9-4x7y7=9-4x7y=9-4x7

04

Step 4. Final answer

The given formula 4x+7y=9is solved for yand the solution isy=9-4x7.

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 魅影直播!

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

Anthony drove from New York City to Baltimore, which is a distance of 192 miles. He left at 3:45 and had heavy traffic until 5:30. Traffic was light for the rest of the drive, and he arrived at 7:30. His speed in light traffic was four miles per hour more than twice his speed in heavy traffic. Find Anthony鈥檚 driving speed in heavy traffic and light traffic .

The perimeter of a rectangle of 150 feet. The length of the rectangle is twice the width. Find the length and width of the rectangle.

The length of the rectangle is three times the width. The perimeter of a rectangle is 72 feet. Find the length and width of the rectangle.

Solve the linear equation4p-4-p+7=5p-3.

One number is six more than the other. Their sum is 42. Find the numbers.
See all solutions

Recommended explanations on Math Textbooks

Mechanics Maths

Read Explanation

Calculus

Read Explanation

Theoretical and Mathematical Physics

Read Explanation

Logic and Functions

Read Explanation

Geometry

Read Explanation

Applied Mathematics

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.