answersLogoWhite

0

What is x when 10x plus 9equals 8x plus 21?

User Avatar

Anonymous

∙ 13y ago
Updated: 10/17/2024

X= 6

10x + 9 = 8x + 21. subtract 8x and 9 to both sides

2x = 12. divide by 2 to both sides

x = 6

User Avatar

Wiki User

∙ 13y ago
Copy

What else can I help you with?

Related Questions

2x-3 equals 10x plus 21?

2x-3=10x+21 2x-3-2x=10x+21-2x -3=8x+21 -3-21=8x+21-21 -24=8x -3=x


What is the answer for 2x - 3 equals 21 plus 10x?

2x-3 = 21+10x 2x-10x = 21+3 -8x = 24 x = -3


What is X2 plus 8X plus 16?

X2 + 8x + 16 = 10x +16x2 + 8x + 16=2x + 8x + 16=10x + 16


What is 2x plus 8x?

10x. 'coz x=? so just add 2 & 8.


What is 8x-2x plus 4x?

8x-2x+4x=10x


What is 10x plus 7 equals 8x-17?

53


32x-11 plus 8x equals 10x plus 3?

x=3


What is 8x plus 6 equals 10x-4?

8x + 6 = 10x - 4Add 4 to each side of the equation:8x + 10 = 10xSubtract 8x from each side:10 = 2xDivide each side by 2:5 = x


9x2 plus 2x plus 5-5x2 plus 8x-6?

It is 4x^2 + 10x - 1


10x-5y plus 2x-3y?

10x - 5y + 2x - 3y = 12x - 8y


How do you solve 2-8x equals 10x plus 20?

1)set 2-8x equal to 10x+202) like term - add or subtract3)after u combined like terms, move (X) to either side4) now divide, the left over, {x divide the whole number}EX:2-8x=10x+20-20 - -20-18-8x= 10x+8x +8x-18=18xx=-1


How do you factor 8x cubed plus 125?

(2x + 5)(4x2 - 10x + 25)

Trending Questions
Is a temperature in degrees Fahrenheit proportional to its equivalent temperature in degrees celsius? I am 3 months pregnant what should i not do? What brand of beer is most popular in Italy? What do you call a smelly chicken? How much would it cost to carpet a 20ft by 16ft room if carpeting cost 17.00 per square yard? What is 1 times 2 add 12 take away 4 divide by 2? Can you explain the difference between hard and soft inquiries and how they impact your credit score? What degrees do you need to become a stockbroker? Where can you buy a Browning sweet 16 g gauge new shotgun? How do prokaryotes recycle carbon? What does la famille proche means in English? How long does it take to fly from Anaheim California to Dallas Texas? How do you get rid of disposable nappies in a environmentallly friendly way? Where can one purchase easy to use computers? How do you complete the yearbook in Bully Scholarship Edition? How do you get into a 1992 BMW 535i if the keys are locked in? You are playing a card game with a full deck of 52 cards You win if you draw a red car that is a multiple of 5 What are your chances of winning on your first draw? Is lake English loch Scottish? Is using a baby in yoga affect the baby? How effective is the corkscrew punch in boxing and what are some key techniques to master it?

Resources

Leaderboard All Tags Unanswered

Top Categories

Algebra Chemistry Biology World History English Language Arts Psychology Computer Science Economics

Product

Community Guidelines Honor Code Flashcard Maker Study Guides Math Solver FAQ

Company

About Us Contact Us Terms of Service Privacy Policy Disclaimer Cookie Policy IP Issues
Answers Logo
Copyright ©2026 Infospace Holdings LLC, A System1 Company. All Rights Reserved. The material on this site can not be reproduced, distributed, transmitted, cached or otherwise used, except with prior written permission of Answers.