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stira [4]
3 years ago
11

What is two added to double a number in algebraic expression

Mathematics
1 answer:
Schach [20]3 years ago
8 0
As an algebraic expression, if n is the number, that would be: 2n + 2
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The box is 2.1 feet long,2.7 feet wide and 3.2 feet high. What is closest to the total surface area of the box?
galina1969 [7]
So the actually surface area can be split up by dif parts....meaning
2 side is 2.7*3.2*2 = 17.28
2 side is 3.2*2.1*2 = 13.44
2 sides is 2.1*2.7*2=  11.34

then u add up the areas = 42.06ft^2

then u look for what is the clossest...and that is 42gt^2
3 0
3 years ago
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Tyler solved an inequality to determine the number of songs he can buy with a $20 credit at his favorite music website. The solu
Furkat [3]

Answer with explanation:

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3 years ago
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What is the value of the expression?
Romashka-Z-Leto [24]

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7 0
3 years ago
Dan Perkins goat is attached to the corner of the 14-foot-by-7-foot pump house by a 14-foot length of rope. The goat eats the gr
fenix001 [56]
<span>This pattern consists of three-fourths of a circle of radius 14 feet and one-fourth of a circle of radius 7 feet. What area of grass can Dan Perkins goat eat?</span>

We know that the formula for the area of the pitch circle are:
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5 0
3 years ago
What is 3x²+5x+25 when x equals 3
Ksivusya [100]

Answer: 67

Step-by-step explanation:

3x^2 + 5x + 25

x = 3

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3^2 = 9

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3 * 9 = 27

27 + 5(3) + 25

5 * 3 = 15

27 + 15 + 25

27 + 15 = 42

42 + 25 = 67

8 0
3 years ago
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