Solve the system of equations 4x+y=-10 and 9x+y=-15 by combining the equations.

Rewrite the hyperbolic equation 4y^2 -9x^2 +54x-8y-113=0

With: label the vertices and all the elements needed. find x

Use the formulas a = x 2 – y 2, b = 2xy, c = x 2 + y 2 to answer this question. one leg of a right triangle has length 11 and all sides are whole numbers. find the lengths of the other two sides. the other leg = a0 and the hypotenuse = a1