answersLogoWhite

0

Subjects>Math>Math & Arithmetic

Solve a plus 9 equals 21?

User Avatar

Anonymous

∙ 15y ago
Updated: 9/17/2023

A + 9 = 21

A = 21 - 9

A = 12

User Avatar

Wiki User

∙ 15y ago
Copy

What else can I help you with?

Continue Learning about Math & Arithmetic

What is 12 plus 9 equals?

12 plus 9 equals 21.


X plus 9 equals -12 How do I solve this?

-3


How do you solve 11a plus 9 equals 4a plus 30?

11a+9 = 4a+30 11a-4a = 30-9 7a = 21 Solution: a = 3


What Is 9 plus x equals 21 for x equals 11?

x ≠ 11 9 + x = 21 9 + x - 9 = 21 - 9 x = 12


What is the answer for x plus 9 plus 5x equals 21 plus 2x?

If: x+9+5x = 21+2x Then: x = 3

Related Questions

What is 12 plus 9 equals?

12 plus 9 equals 21.


X plus 9 equals -12 How do I solve this?

-3


How do you solve 11a plus 9 equals 4a plus 30?

11a+9 = 4a+30 11a-4a = 30-9 7a = 21 Solution: a = 3


How do you solve 6-x equals 15?

-9


Solve 2x plus 3 equals 9?

3


How do you solve 9-3 plus 4 equals?

10


What is 9 plus 5 plus 7 equals?

21


5 plus 7 plus 9 equals?

21


Solve the equation k plus 3.4 equals 9?

k equals 5.6


How do you solve x plus 5 equals 9 plus x?

The equation does not have a solution.


What Is 9 plus x equals 21 for x equals 11?

x ≠ 11 9 + x = 21 9 + x - 9 = 21 - 9 x = 12


What is the answer for x plus 9 plus 5x equals 21 plus 2x?

If: x+9+5x = 21+2x Then: x = 3

Trending Questions
What is 2.70 to the nearest tenths? What is halves of halves are equal and Give examples? What is the simplest form of 48 out of 56 in simplest form? What is the special name for numbers that add up to ten? How many questions are there on the science section of the aspire test? What is the ratio of 90 over two? Does your handicap relate exactly to the number of shots you receive? How many square feet in an area of 22 feet wide and 33 feet wide? What is the circumference of a circle with a radius of 20? What is an odd number between 405 and 415? What does approximatley mean? What is roman numeral xxvx means? Are multiplication and division inverse operations? How do you provide an estimate of uncertainty in math problems? What is greater 0.3 or 0.32? What is one third of 60 milliliters? What is the measurement of a pencil in centimeter? What is the area of a circle with a radius of 40cm? What are various uses of derivatives? What is the least five digit number?

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 Use Privacy Policy Disclaimer Cookie Policy IP Issues
Answers Logo
Copyright ©2025 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.