217k views
0 votes
3х + 11 = 20
Helppppp

2 Answers

3 votes

Answer:

x = 3

Explanation:

3x + 11 = 20

Subtract 11 from both sides.

3x + 11 = 20

3x -11 = -11

3x = 9

Divide both sides by 3

3x/3 = 9/3

Simplify the equation

x = 3

Check; Plug 3 into the equation

3(3) + 11 = 20

9 + 11 = 20

Hope this helps!

-Jerc

User Qfiard
by
5.5k points
6 votes

Answer: x=3

Step-by-step explanation: subtract 11 from 20 and you'll get 9. Nine divided by 3= 3. Therefore, x=3

User Gozde
by
5.4k points
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.