Estimate, then find the sum of 312+397

Is x-3^2 linear or non-linear

Sean tried to drink a slushy as fast as he could. He drank 5 milliliters of slushy each second and finished all the slushy after 50 seconds. Graph the relationship between the amount of slushy left in the cup (in milliliters) and time (in seconds).

Given triangle ABC, A = 120°, a = 8, b = 3; determine B to the nearest whole degree.

What is the opposite reciprocal of y=2x+4 but has the same intercept

Simplify the algebraic expression:1/2 (8x-4)

Jay Low received scores of 87 and 98 on his first two exams of the grading period. At least what score must jay earn on the next exam for the test average to be at least a 93 for the grading period?

Keenan made a large batch of lemonade for his team. He poured 72 cups of water into a large cooler. Then he added 1 cup of lemonade concentrate for every 2 quarts of water and mixed all of the liquids together.

The tree club plans to hike 20 miles today. The hikers have covered 6 miles so far. If they travel at an average speed of 2 1/2 how many hours will it take to complete the hike

Victor has been instructed to stack boxes on a freight dock, arranged in perfect squares. If he has 625 boxes in each square, how many boxes are on the bottom row of each square? 5 boxes 15 boxes 25 boxes 35 boxes

Wright an expression for the calculation 4 times the difference of 10 and 8 minus 3