21-x=83x+1
21-x=83x+1
An urn contains 7red and 8 green balls. Four balls are randomly drawn from the urn in succession, with replacement. That is, after each draw, the selected ball is returned to the urn. What is...
How many ways are there of choosing 4 letters, without replacement, from 17 distinct letters, if the order of the choices is relevant? if the order of the choices is not relevant...
farmer ed has 8,500 meters of fencing, and wants to enclose a rectangular plot that borders on a river. if farmer ed does not fence the side along the river, what is the largest area that can be enclosed...
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a) what is the domain, range, and periodic y=csc x? b) what is the relative minimum in the interval 0<_x<_ pi c) what is the relative maximum ion the interval pi<_x<_2pi (<_...
Solve: 5t^2 - 44r + 120 = -30 + 11r
Graph the inequality. 3x+4y<12?
I need assistance with the following word problem: A water tank is being filled by two inlet pipes. Pipe A can fill the tank in 4.5 hours, but both pipes together can fill the...
This is in a "mixture problems" unit in my text book. thank you
An architect designs a rectangular room with an area of 400 square feet. The length is to be 8 feet longer than the width. Find the dimensions of the room. Round your answer to the nearest tenth of...
The height of an object shot straight up with an initial velocity of v in feet per second is given by h + -16ft2 +vt + c, where c is the initial height of the object above the ground...
Find the solution to the equation log16 32 = x + 2. Using complete sentences, explain the procedure used to solve this equation. Please help!
Part 1 [2 points] Is the following equation true? Part 2 [6 points] Use complete sentences to explain the properties used in making your decision. 2 log 5 x + one-half log...
Replace the variables a and b with integers and solve for log a b = x by using the change of base formula. Show all work and use complete sentences to explain your steps in solving the logarithm you...
Find speed of each boat
identify the solution(s) of the system of equations if any -3x-4y=2, 8y=-6x-4
You buy a computer for $3000. It depreciates at the rate of 20% per year. Find the value of the computer for the given year. a. 1 year b. 3 years c. 5...
I do not know how to undo the problem by squaring both sides. I keep getting 0=-10 or another untrue statement. √x - √5 =√(x - 5)
If we let W represent Niki's height in inches, write an algebraic expression for Desmond's height