the width of a rectangle is 8 feet less than the length. if the area is 20ft^2 find the length and width

the width of a rectangle is 8 feet less than the length. if the area is 20ft^2 find the length and width

a ball falls off the top of a roof 320 feet above the ground. the formula h=-16t2 + 16t +320 describes the height of the ball above the ground, h, in feet,t, seconds after the ball begins...

This has to do with systems linear equations. Don't understand. Please help as soon as possible.

Need help. Has to do with systems of linear equations Don't understand. Please help asap

Find the value of x or y so that the line through the points has the given slope.

The manager of a company recorded the number of hours his employees worked during each of two weeks. The following statistics were calculated. Week 1: The mean was 35 hours with a standard deviation...

Crates of old vinyl records are stacked on top of each other on a desk. The table below shows how the height above the floor of the topmost crate depends on the number of crates. What is a rule...

algebra- solving by substitution, graphing, elimination

Find a rational function that represents a graph that has a vertical asymptote at x=2 and x= -3 and a horizontal azymptote at y=0. the answer is f(x)= (x-4)/(x2+x-6) I...

solve with substitution elimination and by graphing. all 3 ways

I am supposed to simplify √(48/147). The answer is 4/7, but I'm not sure why. It seems like this would be the same as (√48)/(√147), but that answer does not seem to be 4/7. Can you...

Determine an exponential function in the form y=Cbx given two points (0,-2) and (1,-6) the answer is y= -2(3x) but I do not know how that was reached thank you in ad...

Marco owed his father $150 and began paying him back $20 at the end of each week, beginning November 1. Joni owed her father $130 and began paying him back $15 at the end of each week, beginning on...

A scientist has two solutions, which she has labeled Solution A and Solution B. Each contains salt. She knows that Solution A is 60% salt and Solution B is 85% salt. She wants...

I have trouble with arithmetic sequences, could someone help me out? This is all I have so far, which isn't much at all: an = a1 + (n-1) d an = a1 + (n-1)-6

What are the two numbers

Find the cost of both.Drink and taco

A. write an equation in slope intercept form to represent the total cost, y of a project that is x words long. B. rewrite the equation in standard form. C...

A. a magazine charges $25 per ad plus $10 per line of text for an ad write an equation in slope intercept form that represents the total charge of an ad in the magazine, where t represents the numbers...

(15%) Class Attendance and Participation = 100% (25%) Midterm Exam = 91% (15%) Quizzes = 86% (10%) Report #1 = 78% (15%) Report #2 = 85% (20%) Final Report #3 = Don't know yet...

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