menu
QAmmunity.org
Login
Register
My account
Edit my Profile
Private messages
My favorites
Register
Ask a Question
Questions
Unanswered
Tags
Categories
Ask a Question
If the perimeter of this figure is 78 cm, what is the value of x?
asked
Mar 25, 2021
171k
views
3
votes
If the perimeter of this figure is 78 cm, what is the value of x?
Mathematics
middle-school
Shuang
asked
by
Shuang
4.5k
points
answer
comment
share this
share
0 Comments
Please
log in
or
register
to add a comment.
Please
log in
or
register
to answer this question.
1
Answer
2
votes
Answer: x=12
1st step: (2x – 3) + (2x –3) = 4x – 6
2nd step: 4x –6 + (12) = 4x + 6
3rd step: 4x + 6 + (2x) = 6x + 6
4th step: 6x + 6 = 78
–6 –6
5th step: 6x /6 = 72/6
6th step: x = 12
Alex McKenzie
answered
Mar 30, 2021
by
Alex McKenzie
5.0k
points
ask related question
comment
share this
0 Comments
Please
log in
or
register
to add a comment.
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.
5.1m
questions
6.7m
answers
Other Questions
Pizza planet is running a special 3 pizzas for 16.50. What is the unit rate for one pizza
What number is halfway between 0 and 18
If the 9-inch wheel of cheese costs $18.60, what is the cost per square inch? If the cost is less than a dollar, put a zero to the left of the decimal point?
I need to simplify this expression.
Need answer to math problem!!!
Twitter
WhatsApp
Facebook
Reddit
LinkedIn
Email
Link Copied!
Copy
Search QAmmunity.org