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
What is the sea level elevation in St Petersburg Florida on 28th Ave N? What they use computer for librarian? How many days do kids in Macedonia go to school? How much is 950 milliliter in liters? How do you get from heathrow to nottinghill? What is the vacuum line routimg for a 1975 dodge 440? How many voyages did George Vancouver make? How old is queen litfah? What are Z and F and C angles? How much is a Naruto super rare card worth? What word means a million years? Does hollister do student discount? Does life have purpose? What country was original householders comprehensive policy first written in? Why has my 12 year old indoor female cat began vomiting on a daily basis and losing weight? what causes you to have a short bowel movement? Why polymeric form of storage glucose minimize osmotic effect? How much does a 9.9 Hp outboard motor weigh? What does it mean when you dream about someone who has died and they are alive in your dream along with the man you are in love with and his child? What unit of measurement would you use to measure the volume of a match?

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.