How do I simplify this? :l 4(x+y)]/(5x^2y^3) ÷ (-2x-2y)/10
The measure of one angle is 30 degrees less than one-third the measure of its supplement. Find the two angles.
The measure of one angle is 15 degrees more than half the measure of its complement. Find the measure of the two angles.
The average airspeed of a single-engine aircraft is 150 milesper hour. If the aircraft flew the same distance in two hours with the wind as it flew in 3 hours against the wind, what was the effect of the wind on the plane? What are the equations? What is wind speed?
A boat is rowed down a river a distance of 16 miles in 2 hours and it is rowed upstream the same distance in 8 hours. Let r represent the rate of the boat in still water in miles per hour, and let c represent the rate of the stream in miles per hour. Write the equation. What i...
The length of a rectangle is 4 times the width. The perimeter is 50cm. Find the length and width. Write the equations. What is the length and width?
A rectangle has a length of 4x and a width of 4x-2. Its perimeter is 12 inches. Find the length and width. Write the equations. What is the length and width?
Eighty people are separated into 2 groups. The first group is 8 less than 3 times as large as the second. Find the number of people in each group.
The larger of two numbers in 8 times the smaller. The difference between them is 42. Find the numbers. Write the equations. Find the numbers
What compounds can be formed by the reaction of K2SO4 and BaCI2?
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