Tags Math and Arithmetic Algebra Calculus

Animals & Plants Arts & Entertainment Auto Beauty & Health Books and Literature Business Electronics Engineering & Technology Food & Drink History Hobbies Jobs & Education Law & Government Math People & Society Science Social Studies Sports Travel & Places

0

Subjects>Math>Math & Arithmetic

What is 3x plus 6 equals 21?

Updated: 10/19/2022

Wiki User

∙ 11y ago

Best Answer

3X + 6 = 21

subtract 6 from each side

3X = 15

divide both sides integers by 3

X = 5

=======check

3(5) + 6 = 21

15 + 6 = 21

21 = 21

========checks

Wiki User

∙ 11y ago

This answer is:

Add your answer:

Earn +20 pts

Q: What is 3x plus 6 equals 21?

Write your answer...

Submit

Still have questions?

imp

Continue Learning about Math & Arithmetic

What is 3x plus 2 equals 3x plus 6?

3x + 2 = 3x + 6 This is not possible.

4x plus 6 equals 21 plus 3x?

x = 15 as 4*15+6 = 66 3*15+21 = 66 or an easier way to do it 4x - 3x = 1x 21 - 6 = 15 1x = 15

What is the difference between y equals 3x plus 5 and 6 equals 3x plus 5?

what is a slope

How do you solve 3x minus 6 equals 21?

3x-6 = 21 3x = 21+6 x = (21+6)/3 x = 9 You shouldn't ask us to solve your math homework.

7x plus 4 equals 3x plus 16 equals?

x=6

Related questions

What is 3x plus 2 equals 3x plus 6?

3x + 2 = 3x + 6 This is not possible.

4x plus 6 equals 21 plus 3x?

x = 15 as 4*15+6 = 66 3*15+21 = 66 or an easier way to do it 4x - 3x = 1x 21 - 6 = 15 1x = 15

What is the answer to 3x plus 6 equals 27?

3x + 6 = 27.Subtract 6 from both sides: 3x = 27 - 6 = 21.Divide both sides by 3: x = 21/3 = 7.x = 7

The order pair for 3x plus 5y equals 21 and -9x plus 4y equals -6?

x = 2, y = 3

What is answer 3x-6 equals 15?

3x-6=21-6=15

How can you write this 3x plus y equals 6?

3x+y=6

What is 3x-3 equals 7x 21?

If: 3x-3 = 7x+21 Then: x = -6

What is the difference between y equals 3x plus 5 and 6 equals 3x plus 5?

what is a slope

How do you solve 3x minus 6 equals 21?

3x-6 = 21 3x = 21+6 x = (21+6)/3 x = 9 You shouldn't ask us to solve your math homework.

7x plus 4 equals 3x plus 16 equals?

x=6

What is answer to 5x-4 equals 3x plus 6 equals?

5x - 4 = 3x + 6 5x - 3x = 6 + 4 2x = 10 x = 5

-3x plus 6 plus 15x equals 11x plus 8?

-3x + 6 + 15x =11x + 8 ie -3x + 15x - 11x = 8 - 6 ie x = 2

Trending Questions

When was zero first used in mathematical operations? What is 412 divided by 22.2? Find the perimeter of a square if each side measures 5 and 2-thirds? What is the area in square millimeters of a right triangle with a hypotenuse of 68 millimeters and a leg of 60 millimeters? What is 43 50 as a decimal? What is the volume of this sphere that has a radius of 6 inches? What is the numerical factor of the term that contains a variable called? How fast is 175kilometers in miles? What is 49 and 18 both divided by? Using a metric ruler student x measured the length of an object to the nearest tenth while student y measure the length to the nearest centimeter which measurement is more accurate? What is the product of 2AlI3 3Cl2? What is the deciaml for 37.5 percent? What is 3 less than the square of a number p? Who wrote the New King James Version of the Bible? How do you write 6.09 as a numeral? What 47 degrees Celsius in Fahrenheit? How long does it take for the hour and minute hands to go from 12 to 12? How many pennies are in 5000000000000 dollars? What number comes after nine? Why are spanish and french numbers the same?

Previously Viewed

What is 3x plus 6 equals 21?

Unanswered Questions

Do you think Khan Academy is enough for math, or is something like Beestar better for extra practice? Which are the new projects in Gurugram by Signature Global in 2025? Which are the nice but affordable housing projects in Gurugram that are offering by Signature Global in 2025? Where can I find the best research writing services? What is the validity and renewal of plastic waste authorization? How to record lectures in a class? What Role Does Innovation Play in Reviving the Jute Industry? How do I choose the best women's fragrance for everyday use?

Resources

Top Categories

Product

Company

Copyright ©2024 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.