09/07/17

A snowboarder descends a 1200-foot hill in 3 minutes. What is the mean change in elevation per minute?
Please help! I'm very confused. Thanks!
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09/07/17

The sum of twice a number and 14 less than the number is the same as the difference between - 6 and the number. What is the number?
The sum of twice a number and 4 less than the number is the same as the difference between - 32 and the number. What is the number?
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09/06/17

where did the 4x and the 1 come from?
12x2 +11x +2=012x2 +8x +3x+2=04x(3x+2) +1(3x+2)(3x+2)(4x+1)
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09/06/17

The ratio of the riding part to the climbing part is 2:9 . If he wants to train using the same ratio , and he rode 84 miles, how many miles should he climb?
Jose is training for a cross country ATV race. The ratio of the riding part to the climbing part is 2:9 . If he wants to train using the same ratio , and he rode 84 miles, how many miles should he... more
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09/06/17

What is the probability of choosing two cards from a standard deck of cards without replacement and have both of them be sevens?
This question was asked to me by a friend, I have an idea of what it may be but I don't like being wrong.
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09/05/17

I need help please on finding equilibrium
The demand function of a certain brand of phones is p+2q=100, and the supply for these phones is 35p-20q=350 Find the equilibrium.
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09/05/17

Determine the domain of f(x). Give your answer using interval notation. F(x)= (x-7)/Sqr(11-4x).
I am having trouble trying to factor the denominator in order to find the domain And putting it in interval form. 
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09/04/17

metal chains at the hardware store cost $0.25 per foot If you bought 10.6 feet of chain, how much would the chain cost
divide 10.6 / .25
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09/04/17

Can someone help my daughter with her math?
-2(4x-2)=4x-8 -5x+6-4x=3(-3x-2) 3-1(4x+1)=1/2(2x-6)
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09/04/17

Write 7/9 using two other notations
Write the following ratio using two other notations
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09/04/17

How many meters can Sam cycle in 10 seconds?
Sam can cycle at the rate of 8m in a third of a second. How many meters can he cycle in 10 seconds?   *Please show full working for your answer. Thank you :)
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09/03/17

How do I solve this I'm confused ty
-14+18(-5)-11+12
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09/03/17

u=4i-j, v=4i+j, w=i+3j.
Find the specified scalar: u(v+w)
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09/03/17

A man bought a cow and a calf for S990, paying 8 times as much for the cow as for the calf. What was the cost of each?
A man bought a cow and a calf for S990, paying 8 times as much for the cow as for the calf. What was the cost of each?
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09/03/17

f(x)=3-|x-2|; translation 2 units left
How to form into the grandchild & graph it. Use formula g(x)=f(x-2)
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09/02/17

calculus question
A population of grasshoppers quadruples in twenty days. Assuming exponential growth, if the present population is 40 million, what will it be in 50 days? Answer the question by first finding the... more
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09/01/17

what happens to data when 4 is added to data set?
statis quwes ans will be what are the effect on mean  
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08/31/17

how many integers are between -10 and 10
Please tell me the answer to the ques
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08/31/17

If a triangle is 180 degrees. Angle A is x2 as large as angle B; angle B is 4 degrees larger than angle C. What is measure of each angle
Cannot figure out how to start problem.
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08/30/17

the sum of a number and -9 is equal to -20
i need the steps
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08/30/17

plz help wit rastios
divide 88 ballots into two groups so the ratio is 1to 3  
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08/30/17

In the adjoining figure ,PQR is an isosceles triangle with PQ=PR,QS and RT are two medians of the triangle .prove that QS = RT
Description of figure - draw a triangle PQR .QR is the base of triangle .from vertex Q draw a dash line which cuts opposite side PR at point S .similarly from vertex R .drop median on opposite side... more
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08/30/17

We used 4 peaches cut into five slices and made six pies how many peaches were used
Worksheet on associative property 
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08/28/17

How can 8 people share 3/4 of a cake
I need to know the answer to this problem. Sara had 8 kids to split 3/4 of a cake  
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08/26/17

Which expression represents the undefined slope of a line?
A- -1-5/4-2 B- -5-3 / 2-2 C- 3-(-1)/-1-(-2) D- 5-(-2)/ 1-3  Please help me! Thank you!
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