/*! 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. 7.86 Solve the proportion聽zz-84=-15.... [FREE SOLUTION] | 91影视

91影视

Log out

Learning Materials

Features

Discover

Chapter 7: Q. 7.86 (page 698)

Solve the proportionzz-84=-15.

Short Answer

Expert verified

The required solution isz=14.

Step by step solution

01

Given information

The equation is given aszz-84=-15to find its solution.

02

Find the solution

Apply the algebraic operations to find the solution of the given equation.

  • Apply the cross multiplication and then apply the exchange of the terms.
  • Divide equation (1) to find the required solution.

zz-84=-155z=-1(z-84)5z=-z+845z+z=846z=84..............(1)z=846z=14

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

Joon drove 4 hours to his home, driving 208 miles on the interstate and 40 miles on the country roads. If he drove 15 mph faster on the interstate than on the country roads, what was his rate on the country roads?

Multiply58.415

Pediatricians prescribe 5 milliliters (ml) of acetaminophen for every 25 pounds of a child鈥檚 weight. How many milliliters of acetaminophen will the doctor prescribe for Emilia, who weighs 60 pounds?

In the following exercise, find

(a) Rx=fx+gx

(b) R(x)=f(x)-g(x):

f(x)=-5x-5x2+x-6gx=x+12-x

Solve the equation c=2a+b5for the variable a.
See all solutions

Recommended explanations on Math Textbooks

Statistics

Read Explanation

Applied Mathematics

Read Explanation

Logic and Functions

Read Explanation

Mechanics Maths

Read Explanation

Geometry

Read Explanation

Calculus

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.