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Effectus [21]
3 years ago
15

laurel went swimming 7 times in 3 weeks. one time she swam for 1 1/2 hours. The other 6 times she swam for 30 minutes each time.

How many hours did Laurel swim in 3 weeks?
Mathematics
1 answer:
saw5 [17]3 years ago
5 0
She swam 12 hours in 3 weeks.
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What is the value of x?
vazorg [7]

Answer:

x = 58

Step-by-step explanation:

Angle =  1/2(difference of intercepted arcs)

51 = 1/2 ( 160 -x)

Multiply each side by 2

2*51 = 160-x

102 = 160-x

Subtract 160

102 -160 = -x

-58 = -x

58 =x

6 0
3 years ago
The sides of a triangle are represented by 3x-1, 4x+7, and 2x +11. What is th
Finger [1]

Answer:

9x + 17

Step-by-step explanation:

(3x - 1) + (4x + 7) + (2x + 11)

= 3x - 1 + 4x + 7 + 2x + 11

= 3x + 4x + 2x - 1 + 7 +11

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5 0
1 year ago
Write an inequality for the sentence below and then solve and check it. The sum of w and nine is less than 18
Andre45 [30]

Answer:

w < 9

Step-by-step explanation:

w + 9 < 18

To solve this inequality, we MUST get the w by itself

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Answer w < 9

7 0
3 years ago
2. What is the domain and range of the
Lapatulllka [165]

Answer:

  • domain: x ≥ 0
  • range: y ≥ 0

Step-by-step explanation:

The domain of a function is the set of x-values for which it is defined. The range of a function is the set of y-values the function produces.

<h3>Domain</h3>

The domain is the horizontal extent of the graph. This graph extends from x=0 toward x→∞. The domain is x ≥ 0. In interval notation, it is written [0, ∞).

<h3>Range</h3>

The range is the vertical extent of the graph. This graph extends from y=0 toward y→∞. The range is y ≥ 0. In interval notation, it is written [0, ∞).

6 0
2 years ago
True or false that integers can be negative numbers
lisov135 [29]

Answer:

true

Step-by-step explanation:

5 0
3 years ago
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