width = 11
lenght = 18
The length of a rectangle is nine more than the width. If the perimter of the rectangle is 62 feet,what are the length and width?
2 answers
width --- x
length ---x+9
2x + 2(x+9) = 62
2x + 2x + 18 = 62
4x = 44
x = 11
the width is 11 and the length is 20
check:
2(11) + 2(20) = 62 , as needed
length ---x+9
2x + 2(x+9) = 62
2x + 2x + 18 = 62
4x = 44
x = 11
the width is 11 and the length is 20
check:
2(11) + 2(20) = 62 , as needed
2 answers