All batteries were listed on sale for 15% off the regular price. keith usually pays $6.99 for a battery for his watch. what discount will keith receive on his purchase of a new watch battery?

Find the equation of the trend line (line of best fit). show your work i'm using the points (34,76) (42,91)

Someone this asap for a group of students attends a basketball game. * the group buys x hot dogs at the concession stand for $2 each. * the group buys y drinks at the concession stand for $3 each. the group buys 29 items at the concession stand for a total of $70. how many hot dogs did the group buy?

The volume of gas a balloon can hold varies directly as the cube of its radius. imagine a balloon with a radius of 3 inches can hold 81 cubic inches of gas. how many cubic inches of gas must be released to reduce the radius down to 2 inches?