use the FOIL method…first terms, outer terms, inner terms, last terms ADD LIKE TERMS 2/5t+-1)(3/5t+1)

a helicopter is maintaining a fixed position with altitude of 150 meters and at a particular instant a car is[..]

shreya spent $30 on 4 daylilies and 2 geraniums. Ashley spent $95 on 1 daylily and 13 geraniums. What is the cost[..]

Average Cost Suppose that the daily cost C of manufac turing bicycles is given by C(x) = 80x + 5000. Then the[..]

The perimeter of a rectangle is 30 feet. The length is 1 foot longer than the width. Find the dimensions. Write a[..]

At a veterinary clinic, a special high-portein dog food that costs $6.75 per pound is mixed with a vitamin[..]

Media services charges $40 for a phone and $30/month for its economy plan. Find a model that determines the total[..]

In 2008, world natural gas proven reserves totaled 6185 trillion cubic feet, while annual consumption was 105.5[..]

In 1960 the 1.80863x10^8 people in the United States generated 8.71x10^7 tons of municipal solid waste. How many[..]

The base of a triangle is 3 cm greater than the height. The area is 27cm^2. Find the height and the length of the[..]