michellebassett1775 michellebassett1775

26-08-2020
Mathematics

contestada

The perimeter of the rectangle is 56 cm. Find the value of x.
10 cm
3x cm

Respuesta :

peypey2003 peypey2003

26-08-2020

56-10=46. 46 divided by 3=15.3 with the 3 repeating

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LazyBun LazyBun

26-08-2020

Answer: x = 6

Explanation:

P = 2(l + w)
56 = 2(3x + 10)
56 = 6x + 20
56 - 20 = 6x
36 = 6x
36/6 = x
6 = x

Therefore, x = 6

Answer Link

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