X+3=15 what's x because I keep on getting 18 and it says I'm wrong on Pearson

The average American student spends almost 1500 hours per year watching television. How many minutes per day is this?

On a school trip 32 freshman, 48 Sophomores, and 60 juniors. Students from each grade level are to ride each bus.

What is the lowest terms of 12/18?

Write an expression that is equal to 8 using only four 3s and any number of math symbols

X squared + 7x+10=0 solve by quadratic equations

Maureen went on a 3 day, 50 mile biking trip. The first day she biked 14.3 miles. The second day she biked 21.1 miles. How many miles did she bike on the 3rd day

Whats the common multiple of 5, 10, and 15?

Given that 3m + 2n = 17, find the value of n when m = 3.

Calculate the average rate of change for the given graph from x = 3 to x = 5 and select the correct answer below.

A housing society consisting of 5500 people needs 100L of water per person per day. the cylindrical supply tank is 7m high and has a diameter of 10m. for how many days will the water in the tank last for the society?