PLZ HELP ME I DO ANYTHING JUST HELP PLZ ALSO SHOW YOUR WORK 1 ) Use the expression below to answer parts (a) and (b)
5x-3x-4y+ 1/3 (6x-12y)

a) Simplify the expression by combining like terms. (SHOW YOUR WORK.)

QUESTION B IS A IMAGE

C .In the space below PROVE how you know your expressions are equivalent to the original expression.

Determine whether the following statements are true and give an explanation or counterexample. bold a. when using the shell method, the axis of the cylindrical shells is parallel to the axis of revolution. bold b. if a region is revolved about the y-axis, then the shell method must be used. bold c. if a region is revolved about the x-axis, then in principle it is possible to use the disk/washer method and integrate with respect to x or the shell method and integrate with respect to y.

The following frequency table relates the weekly sales of bicycles at a given store over a 42-week period.value01234567frequency367108521(a) in how many weeks were at least 2 bikes sold? (b) in how many weeks were at least 5 bikes sold? (c) in how many weeks were an even number of bikes sold?

Which is f(5) for the function –2x2 + 2x - 3?