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Marina CMI [18]
3 years ago
11

The perimeter of a rectangle is 70cm. if its length is decreased by 5cm and its width is increased by 5cm, its area will increas

e by 50 cm^2. Find the length and the width of the original rectangle.
Mathematics
1 answer:
Valentin [98]3 years ago
3 0

Answer:

l=25, w=10

Step-by-step explanation:

2(25)+2(10)=70

25*10=250

25-5=20

10+5=15

20*15=300

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