How do you add fractions with common denominators algebra?

The angle of elevation of the sun is 22∘. A 6ft tall man is standing in the shadow of a 76 ft tall tree so that the tips of their shadows coincide. Sketch the situation. Find the distance between the man and the tree? rounded to the nearest foot

Jeff's family went on a camping trip. They used 1/6 tank of gas on the first day. They used 2/3 tank on the second day. what fraction of the tank of gas remains?

Information does not have to be cross-checked if it comes from a site you have used before.

The car race lasted 0.004 hours. Convert this value into a fraction. hours

Joanna uses the function p = (n) = 30n - 450 to calculate the profit, p, in dollars that she makes from selling n cakes in her store. 1. Write a formula for a function to calculate the number of cakes Joanna needs to sell for a given profit. 2.

The product of 579 and 28 is closet to

What is 9/8 plus 9/4?

Find the minimum y-value on the graph of y=f (x) f (x) = xsquared (2) + 4x-6 The minimum y-value is y = (answer here)

One of the factors of the polynomial x3 - 5x2 is x + 3. What is the other factor?

Explain the steps in calculating the mean absolute deviation of a set of data.