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Zielflug [23.3K]
3 years ago
15

Alex stayed up 20 a week How many hours did Alex stay up in 12 weeks?

Mathematics
1 answer:
Simora [160]3 years ago
3 0

Answer:

240 hours

Step-by-step explanation:

1 week = 20 hours

12 weeks = 20 × 12

= 240 hours

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LUCKY_DIMON [66]

Answer: 7/24

Step-by-step explanation:

11/8 - 5/8=

= 11/8 - 5/8

= 11/12 + -5/8

= 22/24 + -15/24

= 22 + -15/<u>/24</u>

= 7/24

decimal form = 0.291667.

7 0
3 years ago
Which of the following is a solution of the equation -5x + 2 = -13: answers: x=-9, x=75 x=3 x=-3
slamgirl [31]

Answer:

x= 3

Step-by-step explanation:

1. -5(3) + 2 = -13      

2. -15 + 2 = -13         <em>A positive times a negative will always equal a negative</em>

3. -13 = -13         <em>Whenever you add anything to a negative number, the                    </em>

<em>                            number becomes smaller   </em>

                     Ex:  -10, -9, -8, -7, -6, -5, -4, -3, -2, -1, 0, 1, 2, 3, ...........

                           <em>Although the number itself becomes smaller, its value    </em>

<em>                             becomes bigger       </em>

Hope this helps.

7 0
3 years ago
Solve the equation for all real solutions in the simplest form. -5z^2-3z-11=-6z^2
horsena [70]

Answer:

-3z-11=11z^2

Step-by-step explanation:

3 0
2 years ago
8x8x8=_______=_______​
zaharov [31]

Answer:

8*8*8= <em><u>8^3= 512</u></em>

Step-by-step explanation:

6 0
3 years ago
Read 2 more answers
Evaluating numeric expressions <br> 16^5/4X16^1/4/(16^1/2)^2=?
Sever21 [200]

Answer: 2^14

Step-by-step explanation:

7 0
3 years ago
Read 2 more answers
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