Pls - what is the product?
(2x-1)(x+4)

a- o 2x² - 4
b- o zx²+4
c- 2x? +7x-4
d- o 2x² - 7x-4

50 points! antonio made a scale model of a building. the model's scale is 1 inch to 235 feet and its height is 3.5 inches. what is the exact height of the actual building? enter your answer in the box.

Choosing a booth location: your manager is sending two people to work at the conference. she wants a booth that will give your company good visibility for no more than 35% of the total budget ($3000). the conference coordinator just told you there are only five booths left. which booth will you choose? write the inequality that shows how much money you can spend on the booth simplify the inequality that shows how much money you can spend on the booth.

I’m really confused and need your assist me with this question i’ve never been taught