If you add Natalie's age and Fred's age, the result is 37. If you add Fred's age to 4 times Natalie's age, the result is 76. Write and solve a system of equations to find how old Fred and Natalie are.

Apark is in the shape of a rectangle. the park authorities are planning to build a 2-meter-wide jogging path in the park (shown as the shaded region in the image). what is the area of the jogging path? plz

7. the area of the playing surface at the olympic stadium in beijing isof a hectare. what area will it occupy on a plan drawn to a scaleof 1: 500?

How do you write y-10=2 (x-8) in standard form