Tomatoes are on sale for $2 a pound. Lettuce costs $1.50 per head. Josie buys several pounds of tomatoes and one head of lettuce and spends $9.50. How many pounds of tomatoes, x, did Josie buy? idk know how to this, pls help :(

1mile equals approximately 1.6 kilometers. which best approximates the number of miles in 6 kilometers?

Identify this conic section. x2 - y2 = 16 o line circle ellipse parabola hyperbola

Assume that there is a 11% rate of disk drive failure in a year. a. if all your computer data is stored on a hard disk drive with a copy stored on a second hard disk drive, what is the probability that during a year, you can avoid catastrophe with at least one working drive? b. if copies of all your computer data are stored on four independent hard disk drives, what is the probability that during a year, you can avoid catastrophe with at least one working drive?