Register
How to check 12x + 9 = 15 i already know the answer i just need help checking !!
1.9k views
4 votes
How to check 12x + 9 = 15
i already know the answer i just need help checking !!

User Ntakouris
by
7.5k points

1 Answer

4 votes
take the 9 to the other side but you have to change the sign of it so it becomes 12x=15-9
so 12x=6
finally you just have to devide all of the remaining numbers by 12 so x=0.5
User Koe
by
8.2k points
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.1m answers

Other Questions

How do you estimate of 4 5/8 X 1/3
A bathtub is being filled with water. After 3 minutes 4/5 of the tub is full. Assuming the rate is constant, how much longer will it take to fill the tub?
A dealer sells a certain type of chair and a table for $40. He also sells the same sort of table and a desk for $83 or a chair and a desk for $77. Find the price of a chair, table, and of a desk.
The cost of 5 similar digital cameras and 3 similar video cameras is 3213. Each video camera costs 4 times as much as each digital camera. John buys a digital camera and a video camera. How much does he
Mr. Jacob is 55 years old and tony is 7 years old. in how many years will mr. Jacobs be 4 times as old as Tony
Link Copied!