Qual é a area de um tirangulo escaleno cuja medidas são x, 2x, 3x? com calculo

Consider the following system of equations: y = - 2x + 3 y = x - 5 Which description best describes the solution to the system of equations? Lines y = - 2x + 3 and y = 3x - 5 intersect the x-axis. Line y = - 2x + 3 intersects line y = x - 5.

The sum of two numbers is 35. The greater number is 4 less than twice the lesser number. What is the greater number?

A train is exactly 12 miles from Smalltown at 7:00 PM. It travels toward small town at a constant rate of 45 miles per hour. At what time does the train reach Small town

In the center of town there is a square park with side length of 30 ft. of a person walks from one corner of the park to the opposite corner, how far does the person walk

It costs $1.25 to download an individual song and $12 to download an album. Jada has $40 to spend downloading music.

Solve for v. (v-1) ^2 = 2v^2 - 5v - 17 If can be more than one solution or no solution

Azand sold some books at $44 each and used money to buy some concert tickets at $60 each. He had no money left over after buying the tickets.

A pole-vaulter uses a 15-foot-long pile. She grips the pole so that the segment below her left hand is twice the length of the segment above her left hand. Her right hand grips the pole 1.5 above her left hand. How far up the pole is her right hand?

Eight minus the product of 2 and a number

A car moves at a constant speed of 50 miles per hour. How long does it take the car to go 200 miles?