Questions by Mohamed Heiba

Questions by Mohamed Heiba

Evaluate 13-0.75w+8x13−0.75w+8x when w=12w=12 and x=\dfrac12x= 2 1 .

asked Sep 22, 2020

1 answer

1 vote

11.9k views

A capacitor is not the most efficient device for storing energy. Batteries can store more energy in much less space. For example, a typical 12 V automobile battery stores on the order of 1.00 x 10^6 J.

asked Jun 24, 2020

1 answer

1 vote

41.8k views

The administration method that takes the longest time for the drug to reach the brain is __________.

asked Dec 20, 2019

1 answer

2 votes

163k views

Alexandra has 36 coins valued at $6.00. She has only nickels and quarters. Which equation can be used to solve for the number of nickels, n? A.0.05n + 0.25(36 – n) = 6 B.0.05n + 0.25(36 – n) = 36 C.n +

asked Dec 12, 2019

2 answers

4 votes

104k views

Sound waves are also called compression waves. This means that as the wave travels through air, the ________ increases and decreases. motion light pressure energy

asked Oct 12, 2019

1 answer

2 votes

178k views

Identify the sentence structure. They sat listening to the speech. A)simple B)compound C)complex D)compound-complex

asked Jul 11, 2019

1 answer

2 votes

154k views

Which artwork has these characteristics ?Horse of Lascux, San rock paintings or rock painting of kangaroo hunt? Was made in caves or rock shelters Used paint made from minerals an clay Shows animals an

asked Jan 16, 2019

1 answer

1 vote

111k views

What is the value of z in the equation 2(4z − 5 − 3) = 166 − 46? 15 17 30 32

asked Apr 12, 2018

2 answers

1 vote

156k views

What is the value of 7 in 2,639,187

asked Apr 7, 2018

2 answers

0 votes

90.1k views

In prokaryotic and eukaryotic cells the amount of water in the cell is kept at a steady state. The organelles through which water passes into and out of the cell is?

asked Mar 26, 2018

2 answers

1 vote

125k views

Which of the following sets does the number 0 belong? integers rational whole irrational natural

asked Jan 13, 2018

2 answers

5 votes

92.2k views

X² + 4x + 3 = 0 Solutions of x?

asked Jan 7, 2017

1 answer

4 votes

79.0k views

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