HELP PLSSS! WILL GIVE BRAINLIEST! Given that:
- sin(A)=3/7
- cos(B) = -2/5
- and that both A and B are in quadrant II

Find cos(A-B). Simplify it to a single value, leaving it in the form of a rational number.

Aline has a slope of 1/4 and passes through point (0.4,-1/2). what is the value of the y-intercept?

Which set of reflections would carry trapezoid abcd onto itself? a) x-axis, y=x, y-axis, x-axis b) x-axis, y-axis, x-axis c) y=x, x-axis, x-axis d) y-axis, x-axis, y-axis, x-axis

Jessica is organizing a guided tour of the rain forest. the average profit per person that the touring company makes is given by the rational expression 18x+35/x, where x is the number of people going on the tour. what does the numerator of this rational expression represents?