What are these answers?

30 - (-8) - (-6)

30 + (-8) + (-6)

30 + (-8) - (-6)

30 - (-8) + (-6)

The equation $y+4x=100$ represents your distance y (in meters) from the finish line x seconds after you begin your leg of a relay race. The equation $y+3.8x=97$ represents your opponent's distance from the finish line.

The ratio of cups of water to cups of milk I'm a recipe is 1 to 3

A one compartment vertical file is to be constructed by bending the long side of a 6 in. by 10 in. sheet of plastic along two lines to form a U shape. How tall should the file be to maximize the volume that it can hold?

Sheep x sheep = 16 sheep x snake x snake = 36 Sheep x snake x cat = 72 Sheep + snake + cat=?

Which division equation is shown by the area model. Show work

The cost of 12 oranges is $1. What is the cost of 3 dozen oranges?

The product of - 2 and a number is at most 10. Find the possible numbers ≤ - 5 n > - 5 n < - 5 n ≥ - 5

Gia went to the movies with her 7-year old daughter and her 70-year-old mother. Movie tickets are half-priced for children under 12 years old, and there is a 25% discount for senior citizens. If Gia's $8.

The circumference of the circle shown below is 75 inches. Which expression gives the length in inches of?

To the nearest tenth, find the perimeter of triangle ABC with vertices A (3, 2), B (-2, 3), and C (2, 6)