Translate mathematical expressions: Four-fifths of the sum of x and 8

Lisa berry plans to rent an apartment for $1,090 per month. she estimates the annual expense will be as shown on the chart below. what is her average monthly cost?

Choose the correct classification of 3x4 − 9x3 − 3x2 + 6. 5th degree polynomial 4th degree polynomial 9th degree polynomial 24th degree polynomial

Express the following as a function of a single angle. cos(60) cos(-20) - sin(60) sin(-20)