What is the sum of - 8 and it's opposite

Round 214.06931 to the nearest hundredth

A school charges $6 per ticket to a dance. They spend $300 on music and decorations. The expression 6n-300 describes the amount of profit the school makes from the dance if n students buy tickets. What does 6n represent in this context?

What is the slope of (-10,-12), (-8,-8), (-6,-4), (-4,0) ?

DJ is having party this weekend. He bought 2 bags of Lays Potatoe Chips for $ 2.49 a bag, one tub of French Onion dip for $2.99, and one 2 liter drink for. 99 cents. What was his Total? Solve, and show steps

25x^2 + 70x + 49=0 what is x?

como calcular la cantidad de horas por proyecto si un contratista tiene 5,000 horas-hombres y el costo es de $10 y $12 por proyecto para un total de $55.000 horas-homres

A city had population 67,255 on January 1, 2000, and its population has been increasing by 2935 people each year since then. A linear model for the population P, where t is in years after 2000, is

A recipe that makes 6 servings calls for 1/2 cup of butter. Nancy modifies the recipe so that it can serve 8 How many cups of butter does Nancy need?

The large rectangle below represents one whole. What percent is represented by the shaded area?

John and 3 friends are going out for pizza for lunch. They split one pizza and 4 large drinks. The pizza cost $13.00. After using a $6.00 gift certificate, they spend a total of $13.20.