The height of a floor-standing speaker is five times its width. The perimeter of its front panel is 84 in. Find the height and width of the speaker

Choose the triangle with x equal to 17.

The cost c, in dollars, for bananas depends on the weight w,in pounds, of the bananas. this situation is represented by the function rule c=0.5w (graph each function rule.tell whether the graph is continuous or discrete)

Can someone factor this fully? my friend and i have two different answers and i would like to know if either of them is right. you in advance. a^2 - b^2 + 25 + 10a