PLEASE HELP THIS IS URGENT... I forgot how to factor and my quiz is today :(

like how do u get from

8x^2+18x-5=0

to

(4x-1)(2x+5)

THANK U IF U HELP!

What is the answer to this question? i'm a bit stumped. also how do i do it? 5(x - 4) = 2(x + 5)

The revenue each season from tickets at the theme park is represented by t(c)=5x. the cost to pay the employees each season is represented by r(x)=(1.5)^x. examine the graph of the combined function for total profit and estimate the profit after four seasons

The holiday party will cost $160 if 8 people attend.if there are 40 people who attend the party, how much will the holiday party cost