Ask
your own question, for FREE!
Mathematics
19 Online
OpenStudy (anonymous):
The perimeter of rectangle is 42 cm. The length is 7cm more than the width. find the length.
Still Need Help?
Join the QuestionCove community and study together with friends!
OpenStudy (anonymous):
P=2(l+w)=42 (l & w are length and width ) l-7=w can you solve it for l and w?
OpenStudy (anonymous):
my instructor got the answer 14 cm, but I dont know how
OpenStudy (anonymous):
42=2(l+l-7) 4l-14=42 4*l=42+14=56 l=56/4 l=14 (cm) here you go :)
Can't find your answer?
Make a FREE account and ask your own questions, OR help others and earn volunteer hours!
Join our real-time social learning platform and learn together with your friends!
Join our real-time social learning platform and learn together with your friends!
Latest Questions
glomore600:
find someone says that that one person your talking to doesn't really like you should I take their advice and leave or should I ask the person i'm talking t
Addif9911:
Him I dimmed the light that once felt mine, a glow I never meant to lose. I over-read the shadows, let voices crowd the room where only two hearts shouldu20
EdwinJsHispanic:
Poem to my mom who proved my point "You proved my point, I am a failure. but I kinda wish, you were my savior.
Wolfwoods:
The Modern Princess "you spoke so softly to me, held me close when no one else did, loved me in a way no one else dared to.
Wolfwoods:
The Pain Of Waiting "The short story would be that we fell in love, you left and I continued to wait for you.
notmeta:
balance the following equation - alumoinum chlorate --> alumninum chloride + oxyg
notmeta:
If \(P(A) = 0.4\), \(P(B) = 0.7\), and \(P(A \cap B) = 0.2\), what is the value o
glomore600:
find someone says that that one person your talking to doesn't really like you should I take their advice and leave or should I ask the person i'm talking t
1 hour ago
5 Replies
0 Medals
Addif9911:
Him I dimmed the light that once felt mine, a glow I never meant to lose. I over-read the shadows, let voices crowd the room where only two hearts shouldu20
1 day ago
4 Replies
0 Medals
EdwinJsHispanic:
Poem to my mom who proved my point "You proved my point, I am a failure. but I kinda wish, you were my savior.
1 day ago
6 Replies
2 Medals
Wolfwoods:
The Modern Princess "you spoke so softly to me, held me close when no one else did, loved me in a way no one else dared to.
2 days ago
11 Replies
3 Medals
Wolfwoods:
The Pain Of Waiting "The short story would be that we fell in love, you left and I continued to wait for you.
3 days ago
7 Replies
2 Medals
notmeta:
balance the following equation - alumoinum chlorate --> alumninum chloride + oxyg
2 days ago
4 Replies
1 Medal
notmeta:
If \(P(A) = 0.4\), \(P(B) = 0.7\), and \(P(A \cap B) = 0.2\), what is the value o
3 days ago
9 Replies
3 Medals