2/5 (1-x) = 3/2 (2x + 7) how should i find the variable?

12.207 rounded to the nearest tenth

All sides of triangle ABC are tangent to circle P what's the perimeter of triangle ABC

6 millimeters equal feet

Heather plans to invest $5,000 for 8 years. Capitol Bank offers an 8 year CD at an annual rate of 5% using simple interest. How much is his invest worth at the end of the 8 years?

Class of 24 students 7/8 are allowed to attend recess on Friday how many students will be allowed to attend recess

Which grades are middle school in, I'm from Australia so I don't know

Which is bigger, 4 meters, or 450 centimeters,

María drinks 400 ML of water every hour how many hours will it take her to drink 2 L of water

A car travels 416 miles in 8 hours and at this rate how many miles will the car travel in 22 hours

The cafeteria staff makes 100 ham sandwiches, 70 tuna sandwiches and 40 turkey sandwiches. The sandwiches are all wrapped in the same plain, white paper and mixed together. Unfortunately, the cafeteria staff failed to mark the sandwiches.