The sales tax for an item was $23.10 and it cost $330 before tax.

A biologists uses the equation l = 2a + 13.1 to estimate the length (l), in centimeters, in terms of the age (a), in months. Based on the model, what is the estimated increase, in centimeters, of the length of the fish each month?

Which is the best example of evidence? First of all, if someone says your dream is impossible, they're wrong. You can't prove that something is impossible-all you know is that [it] hasn't been done yet.

Determine weather the sequence is arithmetic. If the sequence is arithmetic, find the common difference. a. 1, - 1, - 4, - 13. B. 21,25,29,33

What is the general form of the equation with the given circle (4,7) 7,4)

What is the value of the 4 in this number 4,367,098,387

Find the solution to the system of equations. You can use the interactive graph below to find the solution. y=-4x-3 y=-2x+1

Select the correct answer. Select the graph of the equation below. y = - 12 + 1

At smith mountain lake boat rentals, it cost $25 per hour to rent a pontoon boat, plus a one-time charge for cleaning. The Bengel family rented a boat from 11 am - 6:30 pm and paid $226.50.

Which system of equations has infinitely many solutions? A) 6x + 3y = 12 3x + y = 9 B) 2x + 3y = 6 4x + y = 8 C) 12x + 9y = 6 4x + 3y = 6 D) 5x + 10y = 20 2x+4y=8

A square orange rug has a yellow square in the center. The side length of the yellow square is x inches. The width of the orange band that surrounds the yellow square is 11 in. What is the area of the orange band?