Login
Login
Sign up
Start
Mathmania
Teacher tutorials
TOP
Subjects
Bridge Course
Testworks
Subject updates
Ya+
News
Send feedback
See more
Contacts
About Us
Terms and Conditions
Privacy Policy
PDF chapter test
TRY NOW
Subjects
Assessments
Math TN
7th Std
Ch-3: Algebra
3.
Frame the equation
Exercise condition:
2
m.
Give an algebraic equation for the statement: "The difference between the area and perimeter of a rectangle is \(20\)".
\(lb - l - b = 20\)
\(l - b = 10\)
\(l - b = 20\)
\(lb - 2(l + b) = 20\)
Login
or
Fast registration
Previous exercise
Exit to the topic
Next exercise
Send feedback
Did you find an error?
Send it to us!