20 + 7k - 12 - 5k + 8k

What is two thirds times five

Why is 20 to 40 is a 100% increase but 40 to 20 is a 50% decrease

Marketing estimates that a new instrument for the analysis of soil samples will be very successful, moderately successful, or unsuccessful with probabilities 0.3, 0.6, and 0.1, respectively.

Karl rode his bike 3/8 of the distance from Lakeview to Bay Cove, which is 24.1 miles. How many more miles does he need to ride to complete his trip?

Fiona eats 75 grams of trail mix. How many calories does she eat? If 50 trail mix = 150

The melt in your mouth chocolate factory is a rectangular building the Distance across the front of the store is 294 feet the distance from the front to the back is 1/3 of the of the distance if the old if the owner pains a sign all the way around

A polynomial is to be constructed that will touch the x axis at most 8 times. What is the minimum degree of the polynomial?

What is the simplest form of this expression? y^2 (-4y^2-7) - 2y^4

Can someone answer this question what is 1+1?

If sin tita = cos tita find tita between 0° and 30°