B - 9 = 21 linear equations

asked Dec 24, 2021 203k views

0 votes

B - 9 = 21
linear equations

4.8k points

Please log in or register to add a comment.

3 votes

add 9 from 9 this will cancel out the nine then add 9 to 21 and what ever u get is ur answer b=30

Explanation:

b-9=21

Deejjaayy answered Dec 26, 2021

4.9k points

7 votes

Answer: b=30

Step-by-step explanation: add 9 to both sides

b−9+9=21+9

b=30

Sean Perry answered Dec 30, 2021

4.4k points

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

4.7m questions

6.1m answers