HELP PLEASE THIS IS IMPORTANT!! (please show work too) Which expression is equivalent to 2x2−18?

A. (2x−3)2
B. 2(x−3)2
C. (x+9)(x−9)
D. 2(x+3)(x−3)

Bill works as a waiter and is keeping track of the tips he ears daily. about how much does bill have to earn in tips on sunday if he wants to average $22 a day? tips by day tips (dollars) monday tuesday wednesday thursday friday saturday $14 $22 $28 $36

The length of a rectangle is x times the square root of 100. the width is one-half y more than three-halves x. given that the area of the rectangle is 125 cm2, which equation could represent the rectangle in terms of x and y? a) 5xy − 15x = 125 b) 5xy + 15x = 125 c) 15x2 − 5xy = 125 d) 15x2 + 5xy = 125

You have 138.72 in your saving account u take out 45.23 and 18.00 you deposit 75.85 into your account