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photoshop1234 [79]
3 years ago
6

Me:

Mathematics
1 answer:
Brrunno [24]3 years ago
5 0

Answer:

Width = 3

Length = 6

Step-by-step explanation:

width = x

length = x + 3

Perimeter = 2(length + width)

p = 2(x + (x + 3)) \\ 18 = 2(x + x + 3) \\ 18 = 2(2x + 3) \\ 18 = 4x + 6 \\ 18 - 6 = 4x \\ 12 = 4x \\  \frac{12}{4}  = x \\ 3 = x

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