The length of a rectangle is twice the width , if its perimeter is 80, what is the dimension of the rectangle?
The length of a rectangle is twice the width , if its perimeter is 80, what is the dimension of the rectangle?
10. Two-thirds of a number increased by three-fourth is five-third, what is the number?
Three times the number decreased by 6 is 12. What is the number?
i need help with finding the answer
find three consecutive integers such that 5 times the third equals twice the first plus seven more than the second
There are 3 consecutive integers such that triple the smallest integer is equal to 16 more than the largest.
The evil villain in an action movie is using a computer to control two trains traveling toward each other on the same track. If his demands for ransom aren't met with "t" amount of...
A paddle boat can move at a speed of 6km/h in still water. The boat is paddled 4km downstream in a river in the same time it takes to go 2 km upstream. Whats the speed of the river?
Three friends went to concert where the seats were numbered as consecutive odd numbers. triple the largest number is two less than the product of 5 and the smallest number. What is the middle number...
I need help to solve this problem
Need to simplify. Am I just finding common denominator than multiplying to both sides?
confused by perpendicular. Do I put into slope intercept form first
find for each positive integer m determine, with proof, all integers n such that there exist integers 0<x1<x2<............<xn with 1/x1+2/x2+............+n/xn=m
Please help!
The expression is the same for all values of x.
question continuation: 0.73 extra, how much does one regular cup of coffee cost? This is an algebra word problem for my homework and it's really hard to solve, please...
The Cunninghams are moving across the country. Mr. Cunningham leaves 2.5 hours before Mrs. Cunningham. If he averages 40 mph and she averages 65 mph, how long will it take Mrs. Cunningham to overtake...
A truck enters a highway driving 50 mph. A car enters the highway at the same place 14 minutes later and drives 68 mph in the same direction. From the time the car enters the highway, how long will...
write the equation of a line perpendicular to 9x+5y=4 that passes through the point (9,-5)
urgent