If a bacteria spreads its bacteria in a lake for every minute it gets doubled so that it can fill the lake in 20 min. if two bacteria are there how much will they take to fill the lake

4x^2 + 8x - 11x + 6 - 5x^2 + 2 A. - x^2 - 3x + 8 B. - x^2 + 3x + 8 C. x^2 - 3x + 8 D. x^2 + 3x + 8

What is equivalent to the expression (x-5) (x+5) + (x-1) (x+5)

2.23% of 75 is what number?

Which could be the first step in solving the equation represented by the model below? 3 x tiles and 4 negative 1 tiles = 2 x tiles and 5 positive 1 tiles

Kay is a student in Mrs. Hudson's class. Assuming you know nothing else about Kay, what is the probability that Kay's birthday will fall on a weekday in any given year? 1. List the sample space for this problem. 2.

7x+2y=-13 -3x-8y=-23

Find and show the answer for 3times 146

What is greater 2/3 or 3/2

Carmen has taken out a loan for $800 to buy a car. She plans to pay back the loan at a rate of $40 per month. Ramona has borrowed $500 to buy a car, which she plans to pay back at a rate of $20 per month.

How does dilation work?