Given \cos A=\frac{5}{\sqrt{61}}cosA= 61 ​ 5 ​ and that angle AA is in Quadrant I, find the exact value of \sin AsinA in simplest radical form using a rational denominator.

Larry bar opened a frame shop and completed these transactions: larry started the shop by investing $41,100 cash and equipment valued at $19,100 in exchange for common stock. purchased $180 of office supplies on credit. paid $2,300 cash for the receptionist's salary. sold a custom frame service and collected $5,600 cash on the sale. completed framing services and billed the client $310. what was the balance of the cash account after these transactions were posted?

Which system of linear inequalities is represented by the graph? + l tv x-3y > 6 and y > 2x o x + 3y > 6 and y o x-3y > 6 and y> 2x o x + 3y > 6 and y > 2x + 4 la +

3x + 4y = 5 x- 3y = -7 solve by substitution