Allison is evaluating the expression - 5 - (-2) using integer tiles. She begins with 5 negative tiles as shown. What should Alison do next to find the value of the expression?

Based on what we know a function to be today, what did euler mean by an analytic expression?

The 42 foot tree casts a shadow of 63 feet. how long is a shadow of a 5 foot girl who is standing near it

If you estimate 125 * 22 by rounding to the nearest ten, will you get an overestimate or an underestimate?

4m 12m volume of a cone

26.2 divided by 78.27

Find the quotient of ' (16t^2-4) / (8t+4) '

The Science Club has 35 members, 10 girls and 25 boys. What is the ratio of girls to boys in the Science Club? A. 2:1 B. 2:5 C. 5:2

The cost of petrol rises by 2 cents a liter. last week a man bought 20 liters at the old price. This week he bought 10 liters at the new price. Altogether, the petrol costs $9.20. What was the old price for 1 liter?

1. Which equation represents the linear graph? A) y = 2x - 4 B) y = 2x + 4 C) y = 4x - 2 D) y = 4x + 2

Mary has $500 in her account. She makes a $350 withdrawal, deposits $100, and then gets charged a $20 fee. How much does she have in her account? A) $180 B) $230 C) $290 D) $340