Math, asked by popuritirupati, 1 year ago

length=3x+1 breath=5-x find area of rectangle

Answers

Answered by AccioNerd

Answer:

Area of rectangle = 5 + 14x - 3x²

Step-by-step explanation:

Length = 3x + 1

Breadth = 5 - x

Area = Length x Breadth

= (3x + 1)(5 - x)

= 15x - 3x² + 5 - x

= 5 + 14x - 3x²

Hope this helps! :)

AccioNerd: If it helps plzz mark as brainliest!

popuritirupati: wrong

AccioNerd: do we know the value of x?

popuritirupati: 1 is answer

popuritirupati: i am maths teacher

AccioNerd: what's wrong with my answer?

popuritirupati: you did with distributive property

AccioNerd: I've done it the same way....if you solve for x you will get the answer as -1/3 or 5

Answered by Anonymous

Answer:

Step-by-step explanation:

Given

L=3x+1

B=5-x

Acc to que

Area = lb

= (3x+1)(5-x)

= 15x-3x^2+5-x

=14x-3x^2+5

Now by quardic eq u can solve the value of x

✴️Hope you like my answer ✴️

AccioNerd: Hey!

AccioNerd: Even I got the same answer...

Anonymous: HI

AccioNerd: What's wrong with it?

popuritirupati: correct ashii sharma

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