# Posts by Clyde

Total # Posts: 23

1. ### math

Joelle practiced piano for 45, 42, 55, and 48 minutes in the first four practice days this week. How many minutes does she need to practice on the fifth practice day to have an average of 50 minutes?
2. ### deferential calculus

a woman is walking at the rate of 5 feet per second along the diameter of a circular courtyard. a light at one end of a diameter perpendicular to her path casts a shadow on the circular wall. how fast is the shadow moving along the wall when the distance from the woman to the ...
3. ### Algebra

xis what needs to be eliminated. . . my teacher already try eliminated the z
4. ### Algebra

Solving Linear Equations and Inequalities Solve by eliminating x (this is solving 3 linear equations) then substitute to the other two equation x + y + 5z =2 (1) 4x - 3y + 5z =3 (2) 3x - 2y + 5z=1 (3) my teacher gave me the answer she said the solution set for this should be...
5. ### Algebra I DONT KNOW HOW TO DO 3 VARIABLES

Solving Linear Equations and Inequalities Solve by eliminating x (this is solving 3 linear equations) then substitute to the other two equation x + y + 5z =2 (1) 4x - 3y + 5z =3 (2) 3x - 2y + 5z=1 (3) my teacher gave me the answer she said the solution set for this should be...
6. ### Algebra SOLVING LINEAR EQUATIONS AND INEQUALITIES

Please help Im am Grade 5 and my teacher is letting me do this. 1. Solve the solution by using elimination and substitution 3/x - 2/y = 14 6/x + 3/y = 7 2. Solve by eliminating x (this is solving 3 linear equations) then substitute to the other two equation x + y + 5z =2 (1) ...
7. ### physics

a ball is launched from the top of a 23 m high cliff with a velocity of 33 m/s oriented 12 degrees above the horizonal. Determine the time it takes for the ball to hit the ground.
8. ### probability

The random variables X and Y have the joint PMF pX,Y(x,y)={c⋅(x+y)2,0,if x∈{1,2,4} and y∈{1,3},otherwise. All answers in this problem should be numerical. Find the value of the constant c. c= Find P(Y<X). P(Y<X)= Find P(Y=X). P(Y=X)= Find the following ...
9. ### Math

The answer is 36 1/18 ft.
10. ### Statistics

The time required to make 900 gallons of synthetic rubber at a plant in South America in a recent year was normally distributed with a mean of 15 hours and a standard deviation of 2.5 hours. What is the probability that it will take more than 17 hours to make 900 gallons of ...
11. ### Math

I am outside the path. outside numbers 8,10,3,7)I am the difference of 2 numbers inside the path. Inside umbers are (2,6,9,10)I am less than 5. What number am I? I am inside the path. Inside numbers (2,4,6,7,9)`I am the difference of 2 numbers outside the path. Outside numbers...
12. ### Math

I am inside the path. (inside numbers 7,6,9,3) I am the difference of 2 numbers outside the path oyside numbers(7,8,5,6). What number am I? Use addition facts to help you.
13. ### math

what part of an hour is 45 minutes? Give answer in lowest term.
14. ### math

What part of a yard is 24 inches? Give answer in lowest terms.
15. ### math

express 3/8 in thirty seconds
16. ### math

express 3/4 in sixty-forths

List your references according to APA guidelines in the space below. You are required to use at least one outside source to support your viewpoint, and this source can be the textbook.

When disasters hit an area, the cost of everything seems to go up immediately: food, water, housing, gas and so forth. Explain why this phenomenon may be a good thing, using the laws of supply and demand to explain your answer.

What advantages might a socialist system have in responding to the needs of people struck by an emergency situation like the earthquake that occurred in Haiti in January, 2010?