05/06/18

algebra help needed
Multiply and simplify: (7 – 2i)(8 −3i)Write the answer in the form a + bi, where a and b are real numbers.
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05/06/18

algebra help please
Let f(x)=2x^2 –7 and g(x)=x–4.   find (f o g)(-1). show work
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05/06/18

algebra question
Find the equation for a line which passes through the points (4, 1) and (6, – 3). Write the equation in slope-intercept form. Show work.
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05/06/18

If you invest 1,000 dollars and 20 percent is added each year how much will it be worth in 10 years
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05/06/18

a volcano erupts, one piece of ash was ejected from the volcano with an initial velocity 368ft per/sec... The height is given with the equation H=-16t^2 +368t
We need to find out when does the ash projectile reach its maximum height. What is the maximum height. Last, when does the ash projectile reach the ground.   H=height in feet  T= time in... more
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05/06/18

3/5 as a decimal
What is 3/5 as a decimal
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05/06/18

If it takes 10 children 15 minutes to paint a wall, how long would 15 students take to paint the same wall?
I am so confused. Do you have to first find how long one child would take then multiply??
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05/06/18

Find the function Quadratic Functions
Find the function f(x)=ax^3+bx^2+cx+d, for which f(-3)=-144, f(-1)=0, f(1)=8, f(2)=21 and simplify
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05/06/18

joe has a term mark of 68%. if term work is worst 70% and the final exam is woth 30%, what percent does he need on the exam to increase his mark to a 70%
please give me the full solution to the answer
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05/06/18

I have ten identical envelopes. You get to pick one.
2 envelopes have $50 in them, 4 envelopes have $10 and 4 envelopes have $1. What is the expected value
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05/06/18

Question is in the description
Susan's math teacher assigned x homework problems on Monday. On Tuesday, she assigned 12 more problems. Over the two days, a total of 22 homework problems were assigned. Which equation could be... more
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05/06/18

A coat costs 3 times as much as a pair of pants. Together they cost 180$. How much does each cost?I'm
A coat costs 3 times as much as a pair of pants. Together they cost 180$. How much does each cost?
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05/06/18

What are the expected winnings for a person buying one ticket?
A raffle offers a first prize of $1000, 2 second prizes of $300, and 20 third prizes of $10 each. If 10000 tickets are sold at 25 cents each, find the expected winnings for a person buying 1 ticket
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05/06/18

The total rainfall for two days was 12.3 cm. The first day's total was 4.5 less than the second day's. How much rain fell on each day?
The total rainfall for two days was 12.3 cm. the first day's total was 4.5 cm less than the second day's. How much rain fell on each day.
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05/05/18

3,566/ 7 find the quotient and the remainder
Division with remainder involving quotients with intermediate zeros: Problem type 2
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05/05/18

A person earned $206.35 during a 40 hour week what was the hourly wage ?
A person earned $206.35 during a 40 hour week what was the hourly wage ?
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05/05/18

A to the fourth power
A4
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05/04/18

how much longer is a one inch button that a 3/8 inch button?
This is a problem on my I-ready math program
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05/04/18

You fill a 13 and one half gallon tub one ninth full of water. How many gallons of water are in the​ tub?
You fill a 13 and one half gallon tub one ninth full of water. How many gallons of water are in the tub?  
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05/04/18

Determine whether 81a2 − 25z6 is a difference of two squares. If so, factor it. If not, explain why. (9a − 5z6)(9a + 5z6) It is not a difference of squares be
i need help i dont know what im doing
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05/04/18

double the difference of a and b
 Math
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05/04/18

I need help doing this algebra problem. Look at the details. Please! :)
Mark Twain sat on the deck of a river steamboat. As the paddle wheel turned, a point on the paddle blade moved so that its distance, d, from the water was a sinusoidal function of time.The wheels... more
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05/04/18

Solve the following system of equations algebraically: 3x + 2y = 4 4x + 3y = 7
I need help with my math because I’m stupid
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05/04/18

The sum of 10+(-12) is equal to?
I dont undwersgand if equal to means the answer or like opposite like -2
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05/04/18

Judy is 12 years older than joan. In 7 years, the sum of their ages will be 42. How old is each now?
Pls send help
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