Simplify the expression given below

1/2x^2-4x-2/x

Hello people, i have a math question that i need with, me, i will give the correct one brainiest, and for the other correct people, a and 5 stars.

Write the slope-intercept form of the line that passes through the point (1, 0) and is parallel to x - y = 7. t

He mass of a single atom of carbon can be found by dividing the atomic mass (12.01 g) by 6.022 x 10^23. which is the mass of a single carbon atom, correctly written in scientific notation with the correct number of significant figures?