Please help For the system shown below what are the coordinates of the solution that lies in quadrant I? write your answer in form (a, b) without using spaces.
x^2+4y^2=100
4y-x^2=-20

Look at the hyperbola graphed below. the hyperbola gets very close to the red lines on the graph, but it never touches them. which term describes each of the red lines? o o o o a. asymptote b. directrix c. focus d. axis

Gabriel determined that his total cost would be represented by 2.5x + 2y – 2. his sister states that the expression should be x + x + 0.5x + y + y – 2. who is correct? explain.

What is the sum of these mixed numbers 4 2/3+ 3 1/9