Math, asked by madhubalasingh4301, 1 year ago

A rectangle has an area of 40in square. The length is 3 in longer than the width. Find the length and width

Answers

Answered by nikhat1
0
A=40
L=3+x
B=x(let).
A=L*B
40=x(x+3)=x2+3x
0=x2+3x-40
0=x2+8x-5x-40
0=x(x+8)-5)(x+8)
X=5
L=x+3=5+3=8
B=5
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