Arianna used a number line to add. She started counting at 5, and then she counted

until she was on the number - 9 on the number line.

If Arianna modeled addition, what number did she add to 5?

Michael and Hema are both trying to save money. Micheal starts with $55 and is saving $20 per week. Hema has $40 and is saving $20 per week. After how many weeks will they each have exactly the same amount of money in their account

Prove that tan-1x + cot-1 (x+1) = tan-1 (1 + x + X^2)

A mermaid is swimming at sea level when a human comes by she dives in the water at a rate of 8 meters she continues to descend 20 second what depth is she now?

Where is the opposite of the opposite of - 1.9 situated on the number line?

Write the equation of the perpendicular bisector of MN. A) y = - 4 B) x = - 4 C) y = 4x D) y = x - 4

What is the fewest number of parts she can divide her garden from 8/12?

Look at this expression. -3x6y4 x-3y-2 Which of the following is the simplest form of this expression?

Given the range of the function find the corresponding domain. f (x) = 7x-1 Range {-2,0,4,8}

If Carrie and Cory add on 18% tip to the bill after tax what does their lunch cost in total

How do you do this function (3t + 4) (2t + 1)