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kramer
2 years ago
8

Which expression is equivalent to 5 a + 20?

Mathematics
1 answer:
KonstantinChe [14]2 years ago
4 0
The answer is 5(a+4)!!!!!!
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A rectangle has a perimeter of 30 inches if the width is 3 times it’s length find it dimension
kakasveta [241]

Answer:

Length = 11.25 and width = 3.75 inches.

Step-by-step explanation:

You must mean that the length is 3 times its width.

If the the width is x then the length is 3x inches.

Perimeter = 2*length + 2*width.

2(3x) + 2x = 30

6x + 2x = 30

8x = 30

x = 3.75.

3x = 11.25.

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tresset_1 [31]
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