6.7a - 4.8a = ???
help if u can.

If the slope of one line equals the slope of another line then ? a) the two lines are intersecting lines b) the two lines are perpendicular lines c) the two lines are parallel lines d) the two lines always have very steep slopes

What value of x will make the triangles similar by the sss similarity theorem?

An equation of the line tangent to y=x^3+3x^2+2 at its point of inflection is