03/30/21

math help please
Suppose that ​$90000 is invested at 7​% interest. Find the amount of money in the account after 9 years if the interest is compounded annually. Find the amount of money in the account after 9 years... more
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03/30/21

Write a equation in slope intercept form. Slope =-4, the point (4,2) is on the line.
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03/30/21

9th grade math, geometry

<RST≅<JKL. List the three pairs of congruent corresponding sides and the three pairs of congruent corresponding angles.
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03/30/21

1.6x 10^-15 in standard form
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03/30/21

Price of Pretzel
If a beer and a pretzel costs $2.08. If the beer costs two dollars more than the pretzel, then what's the cost of the pretzel?Solve using one variable.Solve using a two system equation and two... more
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03/30/21

The following rectangle is scaled down. The actual length of the rectangle is 125 cm. What would be the actual width of the rectangle
The rectangles height is 2 cm and the rectangles length is 5 cm
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03/30/21

h= -16t^2 + 320
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03/30/21

Math Word problems
Using Equations to Solve Word Problems                                         Name ________________________Leo has taken four of the five exams in his algebra class. His scores on the... more
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03/30/21

(4a+2k) squared

It is so hard and tricky. I tried to solve it.
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03/30/21

Math Homework Late
A rocket is launched from a tower. The height of the rocket, y in feet, is related to the time after launch, x in seconds, by the given equation. Using this equation, find the time that the rocket... more
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03/30/21

Pizza Tyler and dean
Tyler and dean ordered pizza Tyler ate 1/2 and dean ate 1/3 how much pizza was eaten and how much is left
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03/30/21

Consider the line . What is the slope of a line parallel to this line? What is the slope of a line perpendicular to this line?
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03/30/21

help im stuck on my hw assingment its precalculus

Find the area of a triangle bounded by the y axis, the line f(x)=6−4/7x, and the line perpendicular to f(x) that passes through the origin.Area = 
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03/30/21

Solve the inequality 7(x - 2) < -5.
please give the answer in a fraction
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03/30/21

All 930 students enrolled at a school either walk or ride the bus. Of these students, there exactly 5 times as many who ride the bus as there who walk to school. How many students walk to school?
I don´t know how figured it out and also how if it was asking for how many ride the bus.
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03/30/21

choose the sentence that translates this inequality x- 8<23
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03/30/21

The length of a rectangular door is 24 feet less than three times its width. Solve for parameter.
You have a door. you know the length is 24 less than three times its width. You need to know the parameter to see if it will fit your doorframe. ___w___ | |3w-24... more
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03/30/21

An electrician charges $75 for a service call and $25 for each hour they are on the job. If the electrician spends x hours at a house, what will the total charge, C(x) be?
Find the Slope & Y-Intercept too.Help would be appreciated!
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03/30/21

a circle flower bed that will be surrounded by a ring of stones, 25 cm wide. The area of the ring of paving stones will be half the area of the flower bed. Determine the radius of the flower bed
e.g imagine a circle with a ring around it the width of the ring is 25cm wide the radius of the circle is unknown and needs to be found to the nearest centimeter.
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03/30/21

The perimeter of a rectangular field is 274 yards. If the length of the field is 75 yards, what is the width?
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03/30/21

What is the minimum unit cost?. Do not round your answer.
A supply company manufactures copy machines. The unit cost C (the cost in dollars to make each copy machine) depends on the number of machines made. If x machines are made, then the unit cost is... more
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03/30/21

Use the IVT to prove that y=xlnx has at least one zero on (1/2 , 3/2)
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03/30/21

Math word problems
Walter and Barbara invested $5000 in two CD’s last year. One of the CDs paid 4% interest. The other one paid 5% interest. At the end of one year they earned $228 in simple interest. How... more
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03/30/21

Write a system of equations for each the following scenario
a.      Emma purchased 180 stamps for $78.10. If the stamps were a combination of 47¢ first- class stamps and 34¢ postcard stamps, how many of each type did Emma purchase?
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03/30/21

Suppose that f(x)=x^3 and g(x)=1/x+1. For what value(s) of x is (f∘g)(x)=(g∘f)(x)
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