Which one is the hotter twin

Multiply −2x(6x^4−7x^2+x−5) express the answer in standard form. enter your answer in the box.

Simone claims the initial value and y-intercept are the same thing on a graph. is she correct? if you know that a line has a slope of and a y-intercept of 7, what is the equation for that line in slope-intercept form?

Need on this geometry question. explain how you did it.