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Shkiper50 [21]
3 years ago
7

Please help i need this done today in 5 mins

Mathematics
1 answer:
adell [148]3 years ago
8 0

Answer:

width = 10 cm

length = 37 cm

perimeter = 94 cm

area = 370 cm^2

Step-by-step explanation:

Perimeter = 2(length + width)

x is width, then length is 3x + 7

so 2(x + 3x + 7) = 94

4x + 7 = 47

4x = 40

x = 10

length = 3(10) + 7 = 37

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