1. Factor the expression completely 20x^4+80x^3-5x^2-20x

When using the linear combination metho e linear combination method to solve a system of linear equations, the four options are:

Arestaurant chef made 1 1/2 jars of pasta sauce. each serving of pasta requires 1/2 of a jar of sauce. how many servings of pasta will the chef be able to prepare using the sauce?

Ineed with angles and the measure of them i have abc a is 65 and b is (3x-10) and c is (2x) find the value of x