James is 5 years younger than his sister. The sum of their ages is 25. Write a system of equation to model the situation. How old is he?

During a triathlon, Sharon swims 1/4 of the total route and cycles 3/5 of the remaining route. She runs the rest of the route. If she runs 3,600 meters, find the total distance of the triathlon route.

Multiply and simplify (2x-3) (x^2+4x-6)

A square lawn has area 512 ft squared. ft. a sprinkler placed at the center of the lawn sprays water in a circular pattern that just covers the lawn. what is the radius of the circle?

A yard fabric costs $12.99. How much will 2 feet cost?

Cody has $700 in his savings account that pays 4% simple interest what is the amount of simple interest he will earn in 2 years

A triangle with vertices A (2, - 2), B (-1, - 1) and C (0, 2) is reflected across the y-axis and then dilated by a factor of 3 with the origin as the center of dilation. What is the x-coordinate of the A'? A. 2 B. - 6 C. - 4 D - 2

Radius of diameter 4.75 inches

The value of a house is $165,000 and it loses 4% of its value every year. A. Use the exponential decay formula below to write a function for the home's value, y, after t years. y=A (1±r) ^t B.

Timothy paid $14,850 for a used car 4 years ago. Because he did not properly maintain the car, he sold it for $3,960. What was his average annual depreciation?

What operation is being used in the equation? y - 11 = 20