Write an expression for the sequence of operations described below. add q and 10, then subtract r from the result do not simplify any part of the expression.

Segment xz is bisected by point y. if xy = 12x, and the measure of xz = 18x – 6, solve for x

Shane can shovel the driveway in 4 hours, but if his sister it would take 2 hours. how long would it take taylor to shovel the driveway alone

Aremote-controlled boat can travel at 4 feet per second in calm water. the boat traveled 48 feet with the current, and then it traveled 16 feet against the current in the same amount of time. how fast is the current?